Which is part of the amphibian reproductive and development processes?
a
b
Tadpoles are born with gills, fins, and a three-chambered heart.
Females lay eggs with tough, leathery, protective coverings.
Young amphibians turn into tadpoles soon after hatching.
Males fertilize masses
of
eggs laid in the water by females.
с

Answers

Answer 1

Answer:

Males fertilize masses

of

eggs laid in the water by females.

Explanation:

fertilization is a reproductive process


Related Questions

What are some examples of physical vs chemical weathering

Answers

Answer:

These examples illustrate physical weathering:

Swiftly moving water. Rapidly moving water can lift, for short periods of time, rocks from the stream bottom.

Ice wedging. Ice wedging causes many rocks to break.

Plant roots. Plant roots can grow in cracks.

Types of Chemical Weathering

Carbonation. When you think of carbonation, think carbon!

Oxidation. Oxygen causes oxidation.

Hydration. This isn't the hydration used in your body, but it's similar.

Hydrolysis. Water can add to a material to make a new material, or it can dissolve a material to change it.

Acidification.

Hope this helps. If it does, please mark me brailiest.

Explanation:

What is occurring at the end of this process? *
Genes
(code for
amino acids)
Chromosome
Amino acids
join together
to form proteins)
mRNA
DNA
Ribosome
(translates
mRNA to
amino acids)
Cell
Protein
Nucleus
(contains
genome)

Answers

Answer:

The mRNA specifies, in triplet code, the amino acid sequence of proteins; the code is then ... The genetic code is identical in prokaryotes and eukaryotes, and the process of ... and other enzymes that make copies of DNA during cell division, are all proteins. ... The ribosomal subunits contain proteins and specialized RNA ...

Explanation:

new automobile manufacturing plant is opening in a certain town. It will have some negative environmental impacts. This is a trade-off that the town officials had to consider carefully before giving final approval. They most likely gave their approval because the negative impacts would be offset by the

(1) release of pollutants into the environment

(2) creation of new employment opportunities

(3) decrease of property values in the area around the plant

(4) increase of automobile traffic in the area around the plant

Answers

Answer:

2

Explanation:

they are basically asking what positive factor is the town using to jusify the pollution it will bring

The town officials most likely gave their approval because the negative impacts would be offset by the creation of new employment opportunities. Thus, the correct option for this question is B.

What are the negative impacts on the environment?

The negative impacts on the environment as the result of the establishment of a new automobile manufacturing plant are as follows:

It releases a number of pollutants into the environment.It creates a shortage of water and electricity. It affects the well-being of all living entities.

Although the establishment of a new automobile manufacturing plant provokes many negative impacts on the town, still it is a trade-off that the town officials gave their approval due to the creation of new employment opportunities in the town.

Therefore, the creation of new employment opportunities is one of the reasons behind the approval of an automobile manufacturing plant by town officials.

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Which of the following is the largest?
A. the Universe
B. the Solar System
c. the Milky Way Galaxy
D. the Sun
Plzzzz helppppp

Answers

Answer: The Universe

Explanation: The Sun is in the Solar System; The Solar System is in The Milky Way and the Milky Way Galaxy is in The Universe

PLEASE 30 POINTS
How is a newborn baby protected from diseases for the first few months of his or her life?

Answers

During pregnancy a mom can come in contact with germs, creating antibodies. These antibodies are then passed onto the baby in the breast milk. These anti bodies protect the babies from infections during the earlier years. In addition, vaccinations are also administered to newborns. Let me know if you have questions !

Answer: the mother's immune system does continue to protect her infant with antibodies that were shared through the placenta immediately after birth. Those antibodies stay active for the first few weeks of a baby's life, Dr. Sabella says. This offers some protection from bacteria and viruses

Explanation: hope it helps!!

Understanding the evolution of an ecosystem is developed by studying the ecology of each species. true or false

Answers

Answer:

True is teh answer

Why do carnivorous plants eat insects?

Answers

Answer:

Meat-eating, or carnivorous, plants can trap and digest insects and other small animals. They do this to obtain the vital nitrogen that they need to grow. Most plants absorb enough nitrogen from nitrates in the soil. Carnivorous plants live in bogs, where nitrates are in short supply, so they need to obtain their nitrogen by digesting prey instead. Carnivorous plants have developed unique ways to catch insects, such as fluid-filled PITCHERS and spring-loaded traps.

What are three parts of the
nervous system?

Answers

It controls all parts of the body. It receives and interprets messages from all parts of the body and sends out instructions. The three main components of the central nervous system are the brain, spinal cord, and neurons

Higher frequency means what about the energy of the wave? * 1 point

Answers

Answer:

wavelength of electromagnetic wave in vacuum is inversely propotional to frequency, hence higher frequency means higher momentum. And energy of a photon is directly propotional to its momentum, hence ;

higher frequency = higher energy.

The passage of a bolus of food down the esophagus is assisted by what? MULTIPLE CHOICE.

A. Enzymes and acids

B. The lower esophageal sphincter

C. Peristalsis

D. The pyloric sphincter

Answers

Answer:

the lower esophageal sphincter

Explanation:

9. Do you think that squid have the same type of body organization that humans do? (i.e. cells form tissues
which form organs which form systems) Why or why not?

Answers

Answer:

No

Explanation:

They are mollusks

No, the squid have the same type of body organization that humans do i.e. cells form tissues which form organs which form systems as well as unicellular and multicellular organisms.

What is difference between unicellular and multicellular organisms?

The main difference between the unicellular reproduce organisms in other hand multicellular-repairs dead or damaged cells. They both help develop and grow in the multicellular this organism has been made up of 2 or more cell they can be made up to trillion if cells, it is much more complex than the unicellular. They reproduce asexually and the cells cannot live outside the organism, they perform specialized functions an example the nerves.

Cell division in unicellular organisms is important for reproduction. Unicellular cell division used for single-celled organism. Cell division in unicellular organisms is used for the reproduction of an organism.

The importance of cell division in multicellular organisms is the development and replacement of damaged and dead cells. Cell division is important for tissue growth and cell maintenance.

Therefore,No, the squid have the same type of body organization that humans do i.e. cells form tissues which form organs which form systems.

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When a comet is observed for the first time, astronomers enter information about its position, size, and motion into computer simulations in
order to
OA
predict its orbital path.
B.
estimate its brightness.
OC.
measure the length of its tail.
OD
analyze it for animal life,
Plzzzzzzzzzz helppppppp!! And ty:)

Answers

Answer:

I am pretty sure it is A. Because they would not really care to analyze it for animal life. Also, they do not need to measure it is tail because they have the size of the comet. Lastly, they would no need it for brightness. So eliminate to A

Answer:

A. Predict its orbital path

Explanation:

for study island kids

In what type of rock do paleontologists generally look for fossils?​

Answers

Answer:

Sedimentary Rock.

Explanation:

Not every type of rock contains fossils so paleontologists focus their discovery on areas with the type of rock most likely to contain them like said sedimentary rock.

                                 - hope you have a nice day :)

Answer: They usually look for Sedimentary rock.

Explanation:

Most fossils "hide out" in sedimentary rock . When tiny bits of rocks and minerals (called sediment) join together over millions of years, they become sedimentary rock. Plants and animals that become sandwiched in this sediment eventually turn into fossils.

Which of the following indicates that all organisms can be traced back to a common ancestry?

Answers

Answer:

All life as we know it contain DNA/RNA and protein. Fossil records and extant species all prove this fact. The genetic material's inherit ability shows how that the DNA of all creatures, both living and dead, can be traced back to a single point, which is our common ancestral origin of life.

Answer: Almost all genes in microorganisms, plants, and animals have the same codons.

Explanation: give me brainliest plz

name two examples of conduction that yo eperience every day

Answers

Answers; After a car is turned on, the engine becomes hot. ...

A radiator is a good example of conduction. ...

You can warm your back muscles with a heating pad.

Roasting wieners over a campfire is fun until the heat from the fire is conducted up the coat hanger to your hand.

Which matter cycle is MOST highly dependent on processes carried out by soil bacteria?

Answers

Answer:

I guess nitrogen cycle since rhizobium plays an important role in nitrogen cycle and it lives on the root nodules of leguminous plants in the soil.

The nitrogen cycle is VERY dependent on the processes carried out by soil bacteria.

What do you mean by nitrogen cycle?

The nitrogen cycle is a biogeochemical cycle in which nitrogen changes into several chemical forms as it circulates between atmospheric, terrestrial and marine ecosystems. Nitrogen transformation can occur through both biological and physical processes.

The nitrogen cycle is a repeated cycle of processes in which nitrogen passes through living and non-living things: the atmosphere, soil, water, plants, animals and bacteria.

The nitrogen cycle is important because nitrogen is an essential nutrient for life on Earth. Nitrogen is an important component of amino acids, the building blocks of proteins, and nucleic acids, the building blocks of genetic material.

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Why are cells so important for organisms?

Answers

Answer:

Cells are the basic structur of all living organisms

Explanation:

i was told

Answer:

Cells are so important in organisms because cells are the basic structures of all living organisms. They also provide nutrient for organisms and take energy from the cells.

Happy

What is one way the United States government has protected some of the country's natural resources?

A.
set aside land in national parks

B.
forbidden the use of public land

C.
encouraged businesses to drill for oil

D.
limited the actions of preservationists

Answers

Answer:

A

Explanation:

They protected the resources by creating national parks. In national parks it’s illegal to drill for oil, mine, etc

Answer:

D

Explanation: by limiting their actions they couldn’t do anything

distinguish between proximal convoluted tubule and distal convoluted tubule​

Answers

Answer:

The proximal convoluted tubule, arising from the Bowmans capsule, traverses within the cortex. ... On the other hand, the distal convoluted tubule has a straight part continuous with the ascending limb of the loop of Henle and a convoluted part lying in the cortex .

Explanation:

hope it helps !

brainliest please :))

An invasive species is an organism that’s not native to a particular ecosystem but ends up invading the region. The populations of invasive species can rise sharply, in part because the species may not have natural predators to control their populations.

The graph shows the population of an invasive tree species spreading through a region. This tree has an earlier reproduction and growing season than many of the native trees. Give three examples of how this tree could affect competition with the native species of plants and animals in the forest.

Answers

Answer:

The early reproduction and growing season indicates that these trees will sprout sooner than many native trees. Because all trees need space to grow, the invasive tree species can reduce available space for native species to grow.

As the trees grow, they could limit sunlight availability for other species of trees and plants in the area.

Some plant-eating animals may rely specifically on native tree species for food. If the invading tree species reduces the supply of the native tree species, competition among the animals may increase.

Explanation:

This is the exact answer from edmentum, so you might wanna change it a bit. :)

These trees will likely germinate earlier than many native trees because of their early reproduction and growing season.

What is Invasive species?

All trees require area to grow, thus invading tree species may make less room for native species to spread out. As the trees develop, they may reduce the amount of sunlight that is available to nearby tree and plant species.

Some animals that consume plants might only consume local tree species. Competition between the animals may worsen if the invasive tree species lowers the availability of the native tree species.

Animals or plants that are invasive are those from another part of the planet that don't belong in their new habitat. Ship ballast water, an unintentional release, and individuals are the most common ways that they are introduced to an area.

Therefore, These trees will likely germinate earlier than many native trees because of their early reproduction and growing season.

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Help.. To make larger quantities of recombinant DNA, scientists use

a. yeasts

b. viruses

c. mice

d. proteins

Answers

The organism under study, which will be used to donate DNA for the analysis, is called the donor organism. The basic procedure is to extract and cut up DNA from a donor genome into fragments containing from one to several genes and allow these fragments to insert themselves individually into opened-up small autonomously replicating DNA molecules such as bacterial plasmids. These small circular molecules act as carriers, or vectors, for the DNA fragments. The vector molecules with their inserts are called recombinant DNA because they consist of novel combinations of DNA from the donor genome (which can be from any organism) with vector DNA from a completely different source (generally a bacterial plasmid or a virus). The recombinant DNA mixture is then used to transform bacterial cells, and it is common for single recombinant vector molecules to find their way into individual bacterial cells. Bacterial cells are plated and allowed to grow into colonies. An individual transformed cell with a single recombinant vector will divide into a colony with millions of cells, all carrying the same recombinant vector. Therefore an individual colony contains a very large population of identical DNA inserts, and this population is called a DNA clone. A great deal of the analysis of the cloned DNA fragment can be performed at the stage when it is in the bacterial host. Later, however, it is often desirable to reintroduce the cloned DNA back into cells of the original donor organism to carry out specific manipulations of genome structure and function.

Why do you think naming the lynx might be advantageous for its survival? (please help)

Answers

Answer:

Lynx are wild animals, which act as predators in regulating the populations of their prey.

Lynx are dangerous for humans but humans are more dangerous for them because they are hunted for their skin.

Naming the lynx will be advantageous for its survival because it will give them a unique identity and will increase care for them. Naming the animal create a different bond between human and animals which changes the way humans regard animals.

So, naming the lynx might decrease the hunting of lynx and will increase its chnaces to survive.

Explain why a pocket mouses color influencs it’s fitness. Remember that fitness is defined by an organisms ability to survive and produce offspring.

Answers

Answer:

The pocket mouse is generally found in rocky outcrops in the deserts of the southwestern United States and Mexico.

Though the fitness of an organisms helps them to survive and produce offspring but the color of pocket mouse influences its fitness because the color of mouse helps them to survive from the predators. The rock pocket mouse  having light color fur blend with dark sand and blend with the sand which increases their chances of survival and the allele for dark fur will be passed on to their offspring.

Hence, color of pocket mouse or rock pocket mouse influences its fitness.

How do Cancer Cells Behave Differently from Normal Ones? list 5

Answers

Answer:

Cancer cells have nothing to stop them and they keep multiplying without a purpose with nothing to stop them

Explanation:

State lab review packet answers diffusion through a membrane -beaks of finches - making connections - relationships and bio diversity

Answers

Answer:

Diffusion can happen with or without a membrane. It always takes place down a concentration gradient, which means the substance will diffuse from an area  of higher concentration to an area of lower concentration.

Biodiversity is critical to maintaining the balance of the ecosystem. Without a diverse collection of organisms, the species in the environment cannot thrive and are at a risk of extinction in extreme cases.

Hope that answers the question, have a great day!

Calculate how much DDT you would consume if you ate 3 kg of squid (calamari).

Answers

Answer:

66 000 mg or 66g

Explanation:

If a person consumes 3 kg of squid, the amount of DDT consumed cannot be confirmed because the amount and concentration of DDT vary; for example, if the squid is caught in an area where DDT is widely used, the squid contains more DDT.

What effect does DDT have on animals?

DDT is commonly used in pest control, but it is eventually replaced by other chemicals due to its numerous environmental side effects, which include the thinning of eggshells in birds, accumulation in the fatty tissues, disruption of the endocrine system of animals, etc., and being highly toxic to animals and birds, etc.

Hence, if a person consumes 3 kg of squid, the amount of DDT consumed cannot be confirmed because the amount and concentration of DDT vary; for example, if the squid is caught in an area where DDT is widely used, the squid contains more DDT.

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PLEASE 30 POINTS!!
How does your respiratory system help fight disease?

Answers

Please correct me if i am wrong but I’m certain that the cells in the respiratory system fight the disease

Answer:

The human respiratory system provides oxygen to each and every body cell, filters out agents that are infectious, provides air that is required for speech and removes body wastes.

diseases of the respiratory system are conditions that affect the tissues and organs which make exchange of gas possible in organisms.

Which letter correctly labels the synapseLook at the image of a synapse.
A synapse is shown. Label B indicates the synapse.
Which letter correctly labels the synapse?

Answers

Answer:

A

is your answer please mark my answer as brainlist ✌️ and I like to make friends and I am a Indian.

Answer:

A is the answer

Explanation:

Why is it essential that threatened species compete for resources successfully?

Answers

Answer:

So that they survive and can reproduce creating more of that species.

What do the circled arrows in the image indicate? A. CO2 absorbed by the atmosphere

Answers

Answer: A

Explanation:

because I used it during the quiz an I passed so, that is the correct answer.

Other Questions
Hi this is urgent please help me as soon as possible I need help ASAP oh I forgot to mention you will get brainliest so if one person already answered please do so and answer because I will pick a answer that is the most informative if and more or less knowledgeable Satellite images are used to create habitat maps that show the best areas for bears to dwell. What are three other ways these maps are used to help conserve grizzly bear populations? What was one outcome of early Confederate victories in the Civil War?A. Both sides realized that the war would not end quickly.B. Great Britain formed a military alliance with the Confederacy.C. President Lincoln decided to tolerate slavery in the Southern states.D. The border states voted to secede from the United States. What is the capital of Jamaica Which unit is part of the si system? gram pint quart gallonA. gramB. pintC. quartD. gallon answer pls 40 points hurry up If both pairs of opposite angles of a quadrilateral are supplemental then the quadrilateral is a parallelogram True or False Sr. Bigotes es. (1 point)01) gorda2) gordo3) gordos4) gordas Which amendment gives the government the authority to take privateproperty for public use?10th3rd6th5th How did Lorraine feel about having a party at Mr. Pignatis house? Wall Drugs offered an incentive stock option plan to its employees. On January 1, 2021, options were granted for 60,000 $1 par common shares. The exercise price equals the $5 market price of the common stock on the grant date. The options cannot be exercised before January 1, 2024, and expire December 31, 2025. Each option has a fair value of $1 based on an option pricing model. What is the correct entry to record the exercise of 90% the options on April 15, 2024, when the market price of the stock was $8? Do you think political parties unite or divide the American society today? What did the Soviet Union do that led Britain and the United States to undertake the Berlin Airlift?O A.Built the Berlin Wall?O B.Set up a blockade of Berlin?O C.Placed an embargo against U.S goods ?O D.Established the Warsaw Pact? if an author is writing the life story of abraham lincoln but starts it with the moment lincoln is giving his famous speech the gettysburg address which narrative technique is the author using The height of a cone is twice the radius of its base.What expression represents the volume of thecubic units?2x0 22x30 4773 Keener Incorporated had the following transactions occur involving current assets and current liabilities during February 2017.Feb. 3 Accounts receivable of $14,000 are collected.7 Equipment is purchased for $27,800 cash.11 Paid $2,300 for a 3-year insurance policy.14 Accounts payable of $12,500 are paid.18 Cash dividends of $5,700 are declared.Additional information:1. As of February 1, 2017, current assets were $130,200, and current liabilities were $49,300.2. As of February 1, 2017, current assets included $15,900 of inventory and $1,000 of prepaid expenses.(a) Compute the current ratio as of the beginning of the month and after each transaction.(b) Compute the acid-test ratio as of the beginning of the month and after each transactionRound answers to 1 decimal place, e.g. 1.6.)Current ratio Acid-test ratioFebruary 1 :1 :1February 3 :1 :1February 7 :1 :1February 11 :1 :1February 14 :1 :1February 18 :1 :1 Kim's softball team was playing in the championship game. When there were 4 innings left, the team was losing by a score of 17 to 6 points. In the last 4 innings, her team scored the same number of points per inning, and the other team did not score any more points. Kim's team won with the most points.Find the minimum whole number of points per inning Kim's team could have scored. What evidence supports the claim that social mediahad more of an influence outside of the Arab world thaninside it?Sixty five percent of Egyptians do not use theinternet at allEighty four percent of internet users visit socialnetworking sites for political news,College educated people are more likely to use theinternetSocial media sites use bitly links to help spreadinformation Does anyone know the correct answers?? which of the following is considered a second-line defense? A.circuatory B. digestiveC. nervousD. respitory A bus company recorded the ages, in years, of the people on coach A and the peopleon coach B. Here are the ages of the 23 people on coach A.41 42 44 48 52 53 53 53 56 57 57 5960 61 63 64 64 66 67 69 74 77 79 (a) Complete the table below to show information about the ages of the people on coach A.