The simplest and most primitive method of reproduction is what?

Answers

Answer 1

Asexual Reproduction

Explanation:

Asexual Reproduction the simplest and most primitive method of reproduction, involves a single parent and produces a clone, an organism that is genetically identical to the parent. Haploid gametes are not involved in asexual reproduction.


Related Questions

What holds bones together?

Answers

Answer:

Ligaments connect the ends of bones together in order to form a joint. Tendon - A tough, flexible band of fibrous connective tissue that connects muscles to bones. Joints - Structures that connect individual bones and may allow bones to move against each other to cause movement.

Explanation:

Answer: Ligaments

Explanation:

Ligaments connect the ends of bones together in order to form a joint. The strong connective tissue in the ligaments protects these structures and prevents them from bending, twisting or tearing. Regardless of whether they connect bones or organs to each other, ligaments help to maintain stability in the body

I hope this helps :)

Which is an adaptation?
A. A monkey learns to avoid electrical shocks.
B. A mouse knows where food is stored in a house.
C. A person learns to drive a car.
D. A bird has feathers that help it fly farther.

Answers

Answer:

D

Explanation:

The rest of the options are learned, and are not adaptations.

Adaptations help an organism survive in an environment.

hope this helps :)

A. A monkey can begin not knowing hot to deal with electric shocks, whereas it may adapt in many possible ways to deal with it for future generations of its breed.

Definition: This is a condition which is caused when the blood vessels supplying the muscle become blocked, which limits blood flow and can cause damage to the heart muscle.
Example: These range from mild to severe and is one of the top causes of death.
Term: ???

Answers

Answer:

Heart attack

Explanation:

my father is a ER nurse for 3 years

what is the highest summer temperatures at 7,500 feet in elevation

Answers

93•F in Mexico City.


Which type of organism is Darwin's most famous example of natural
selection?

a. Monkeys
b. Finches
c. Alligators
d. Tigers

Answers

The answer is Finches

do you guys check the answers? some of the answers are wrong and made me fail my test!

Answers

Yes and to make sure just check the comments

Answer:

some people don't check their answers and just type anything, but i try to make sure my answers are correct

Explanation:

Each pair of clay balls represents two planetesimals. If each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?

Answers

Answer:

Every object that has mass exerts a gravitational pull on the objects around it. Depending on how big the object is, more the pull it exerts will be in magnitude. A massive object such as the Earth will inevitably overwhelm all other gravitational attraction caused by objects on it. In this case of planetesimals, even though the materials are the same, the mass must be different for one to experience a greater gravitational attraction than the other.

Hope that answers the question, have a great day!

Answer:

Its the one on the top right corner

Explanation:

i just took the edmentum test and it was correct

WILL MARK BRAINLIEST!!

write in your own words it doesn't need to be long!!

Answers

Answer:

If we look at the drug OxyContin we can see that if someone has built a tolerance two things would occur their current dose would leave them feeling as if they need more and the tolerance could lead to abuse in order to get the pain relieving benefits. Withdrawal are the effects that happen when someone builds a tolerance. These symptoms could include dizziness, nausea, clammy skin, etc. The medication user might have built a tolerance and is feeling the effects of withdrawal because they need more of the medication for it to have an effect on their pain levels as well as reduce the withdrawal symptoms. Withdrawal is the bodies response to no longer having the medication consistently equal in the blood brain exchange.

Explanation:

Each lunar cycle has one full moon, in which the relative positions of Earth, the sun, and the moon form a straight line. Which list represents the positions of Earth, the sun, and the moon during a full moon?
Group of answer choices

Answers

Answer:

The moon is on the opposite side of earth as compared to the sun

Explanation:

It reflects the suns light like a mirror onto earth and also you should know this

Answer:

When Earth, the sun, and the moon align to form a right angle, which type of tides takes place?

Explanation:

Why are more males born than females?

Answers

Worldwide, there are 107 boy babies born for every 100 girl babies. This skewed ratio is partly due to sex-selective abortion and "gendercide," the killing of female infants, in countries such as China and India where males are more desired. But even discounting those factors, the completely natural male-to-female sex ratio still hovers around 105:100, meaning that women are inherently more likely to give birth to boys. Why?

Several factors influence whether a sperm containing a Y sex chromosome or one containing an X chromosome will be first to fertilize an egg, including parental ages, their environmental exposure, stress, the stage in the mother's ovulation cycle and even whether she has had children previously; all these forces combine to set the average sex ratio at fertilization at 105:100.

Answer:there more come in the whom

Explanation:

A scientist wants to investigate the effect of water temperature on fish respiration. He takes one goldfish and places it in 100 ml of warm water, puts another goldfish in 100 ml of cold water and puts another one in 100 ml of room temperature water. He collects data by counting the respiration of each fish for 1 minute What are the constant variables (Fixed Variables)?

Answers

Answer:

fish because they put a goldfish in each one and only changed the type of water.

Isn't evolution just a theory that remains unproven?

Answers

Answer:

A scientific theory stands until proven wrong -- it is never proven correct. The Darwinian theory of evolution has withstood the test of time and thousands of scientific experiments; nothing has disproved it since Darwin first proposed it more than 150 years ago.

Explanation:

Answer:

evolution is only marked by chance, without any orientation, neither necessary nor probabilistic.

Explanation:

when Charles Darwin arrived in South America what observation did he make regarding rabbits?

Answers

Answer:

South American Grasslands

Explanation:

When Charles Darwin arrived in South America he noticed that many species including rabbits were missing from the South American Grasslands. Instead he found flightless, ground-dwelling birds called rheas in these grasslands. These animals were not like rabbits but instead shared many similarities to ostriches, and only lived in South America, where ostriches lived only in Africa.

BRAINLIEST FOR FIRST ANSWERRRRRRRRR

Answers

Answer:

a

Explanation:

Answer:

Option 3

Explanation:

You have to multiply all of the sides to get the volume, and 9x4x2 1/4= 81

What are ectothermic species?

A.
species that can generate heat from their internal processes
B.
species that live in cold climates
C.
species that derive heat from the environment
D.
species that live in the ocean

Answers

Answer:

C

Explanation:

Reptiles referred to as cold blooded uses the environment to regulate their body temperature. That's an excellent reason why they like crawling on the ground to get warmth in a cold environment.


9. Which of the following statements is true regarding DNA. There MAY be more than one correct answer.
A. All DNA is used to code for proteins B. All cells in a single organism contain the exact same DNA
C. DNA makes RNA which makes proteins D. DNA is single stranded
E. RNA contains Uracil

Answers

Answer:b,c,e

Explanation:

The correct options are:

B. All cells in a single organism contain the exact same DNA.

C. DNA makes RNA which makes protein.

D. DNA is single-stranded

E. RNA contains uracil

What is DNA?Deoxyribonucleic acid, also known as DNA, is the molecule that carries the genetic material necessary for an organism's growth and operation. The structure of DNA is a double helix, which is made up of two connected strands that loop around one another to resemble a twisted ladder. Deoxyribose and phosphate groups alternately form the backbone of each strand. One of the four bases—adenine (A), cytosine (C), guanine (G), or thymine (T)—is joined to each sugar.Adenine forms chemical bonds with thymine while cytosine forms chemical bonds with guanine to join the two strands together.

All DNA is used to code for proteinsProtein-coding genes make up only around 1% of DNA; the remaining 99% is non-coding. Protein synthesis instructions are not found in noncoding DNA.

All cells in a single organism contain the exact same DNA.Yes, our body's cells all begin with identical copies of the same DNA.

DNA makes RNA which makes protein.An explanation of the transmission of genetic information within a biological system is the core principle of the central dogma of molecular biology. "DNA makes RNA, and RNA makes protein," 

DNA is single-strandedSingle-stranded (ssDNA) and double-stranded (dsDNA) DNA are two different types of DNA. Two strands of DNA loop around one another to form double helices, which are dsDNA. ssDNA can fold into various forms, although it typically takes the form of a stellate or star. Only a few viruses use ssDNA to store genetic information, while the majority of organisms use dsDNA to encode genetic information.

RNA contains uracil

Adenine, cytosine, uracil, and guanine make up the four nitrogenous bases that makeup RNA. The pyrimidine uracil is structurally related to the pyrimidine thymine, which is present in DNA. Uracil can base-pair with adenine, just like thymine.

Therefore, options B, C, D, and E are correct.

Learn more about DNA here:

https://brainly.com/question/31098?referrer=searchResults

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When/why matter changes its phase?

Answers

Phase changes typically occur when the temperature or pressure of a system is altered. When temperature or pressure increases, molecules interact more with each other. When pressure increases or temperature decreases, it's easier for atoms and molecules to settle into a more rigid structure

Whales are covered in a think layer of blubber, insulating their bodies incold ocean water

Answers

Answer: Yes this is correct.

Explanation: whales insalate themselves to stay warm, the reason why they do this is because they travel to cold regions to get food.

Answer:

Whales are warm blooded marine mammals that can tolerate cold water temperatures. Whales use blubber as an insulation layer to help maintain the energy and warmth when they dive to cool depths or travel to cold waters such as in Alaska. The blubber layer is a thick (6 inches) layer of fat that is found under the skin.

Explanation:

MDHR:

Money

D0pe

Homies

Respect

The head should be positioned in the of the body.

Answers

Answer:

The head should be positioned on top of the neck.

or The head should be positioned on top of the body

Explanation:

How do jellyfish swim??? How do they glow???
Do they evaporate???

Answers

Jellyfish actually do not swim.
They squeeze their body basically creating a force of water underneath them to move upwards
Usually they will swim with the tide or current of the water!
So if the water is flowing to the left
They will move left
This is because they have to bone structure to help them move where they wanna go

Leading into the next question... they actually do evaporate most times but not often
If left out in the sun, they can evaporate due to extreme sunlight because they are 98% water!

And jellyfish glow due to this bio molecule thing. I forgot what it’s called but it reflects on to them and recta to oxygen

Hope that HELPEDED

Answer: Most jellies use a form of jet propulsion to move through seawater. ... This is what most jellyfish do. They squeeze their bodies in order to push jets of water from the bottom of their bodies to propel the jellyfish forward. Now check out another method of jellyfish propulsion, used by the comb jellyfish.....Aequorea jellies glow with a bioluminescent protein used in the biotechnology industry. ... Bioluminescence is light produced by a chemical process within a living organism. The glow occurs when a substance called luciferin reacts with oxygen. This releases energy, and light is emitted....Jellyfish seem to blend in with their environment, undulating gently with the ocean's currents, and with good reason: Their bodies are made up of as much as 98 percent water, says How Stuff Works. When they wash ashore, they can disappear after just a few hours as their bodies evaporate into the air.

Explanation:wow look how dumd I am -_-

3) Scientists who have examined the fossil record have noted that some species have changed very little over long
periods of geologic time. The lack of change in such organisms is most likely because
A) the environment that they lived in remained the same, and they were well-adapted to it
B) all members of their population were genetically identical, and they lived in a rapidly changing
environment
C) there was a large amount of variation in their population, and the environment changed frequently
D) they could move between different environments when food supplies became scarce

Answers

Answer:

The correct answer is option A) "the environment that they lived in remained the same, and they were well-adapted to it".

Explanation:

One of the basis of evolution is that species that face new environmental conditions tend to develop new traits to survive. The opposite applies to species that have lived in constant environmental conditions, these species are usually well-adapted and have changed very little over long periods of geologic time. Some species of tortoises are examples of animals that had changed very little in their evolutionary history. The hard shells of tortoises is an ancient adaptation that help them to survive in constant environmental conditions.

The lack of change in organisms in some species examined by scientist is most likely because A) the environment that they lived in remained the same, and they were well-adapted to it

What is adaptation?

Adaptation can be regarded as the biological mechanism whereby organisms adjust to new environments or to changes in their current environment.

Therefore, the reason why some species have changed very little over long periods of geologic time is due to adaptation.

Learn more about Adaptation at:

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Scientists have discovered homeotic genes in many kinds of organisms, including fruit flies, mice, and humans. These homeotic genes regulate gene expression and control patterns of development in specific regions of young embryos. Molecular biologists have learned that homeotic genes share a very similar nucleotide sequence, which controls the development of similar portions of fly and mouse embryos. They have found a similar set of genes in humans, which also control corresponding regions of the developing human embryo.

Which of the following statements summarizes a conclusion based upon the evidence contributed by molecular biologists?

Homeotic Genetics

A.
Patterns of development among different animal species did not evolve from a common ancestor.
B.
Humans evolved from flies.
C.
Similar patterns of development increase an organism’s likelihood of surviving and reproducing.
D.
Fruit flies, mice, and humans provide evidence of divergent evolution.

Answers

Answer:

D

Explanation:

The presence of homeotic genes shows that all of the listed organisms (mice, flies, humans etc) all evolved from a common ancestor.

(A) is wrong as the evidence of the same gene existing in vastly different species shows the evolutionary relationship between these organisms.

(B) is wrong as there is insufficient evidence to prove that flies are the precessor of humans. We do know that flies and humans have evolved from a common ancestor though.

(C) is non-conclusive as the passage said nothing about the gene allowing the species to have a higher chance of surviving and reproducing. Hence, an errornous claim.

(D) is the correct answer as from a common ancestor, all of the listed organisms undergo and accumulates mutation, undergoes selective pressures that resulted in divergent evolution (aka branching evolution that results in many noval species forming) after millions of years.

Use the drop-down menus to indicate where each endocrine system structure is located.
The thyroid, parathyroid, and thymus are located in the
The adrenals, pancreas, testes, and ovaries are located in the
The pineal, hypothalamus, and pituitary are located in the

Answers

Answer: 1. Throat

2. Abdomen

3.Brain

Explanation:

Scientists are concerned about the rising levels of carbon dioxide (CO 2). What trait about this gas makes it so concerning to scientists?

Answers

Answer:

It is a greenhouse gas i.e. Its ability to contribute to Global Warming.

Explanation:

Carbondioxide (CO2) is one of the world's colorless, odorless and tasteless gases in air. It is the major product of cellular respiration by living organisms. The increase in level of CO2 in the atmosphere is a major concern to scientisits because they have the ability to trap heat, hence, called a GREENHOUSE GAS.

CO2, in conjunction with other gases like methane, are responsible for keeping the earth warm as they help trap heat energy from the sun. However, an increase in the level of these greenhouse gases is contributing to what is called Global Warming, which is the gradual increase in the temperature of the earth's atmosphere.

Brainliest for first answer. ONLY CORRECT ANSWERS!!!!!

Answers

Answer:

Volume of rectangular prism = 81 feet³

Explanation:

Volume of rectangular prism is same as volume of cuboid

Length = 9 ft

Width = 4 ft

Height = 2 [tex] \frac{1}{4} [/tex] ft = [tex] \frac{9}{4} [/tex] ft

Volume of rectangular prism = Length × Width × Height

= 9 × 4 × [tex] \frac{9}{4} [/tex]

= 36 × [tex] \frac{9}{4} [/tex]

= [tex] \frac{324}{4} [/tex]

= 81 feet³

Which of the following statements is false?
A) A single gene can only influence a single trait.
B) The number of chromosomes is different in different organisms.
C) There are more genes in a cell than there are chromosomes.
D) The karyotypes for a male human and a female human look different.

Answers

Answer:

A) A single gene can only influence a single trait

Explanation:

One gene has the possibility of influencing many traits and in the same manner, multiple genes can affect a single trait.

PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!
Precipitation that gathers into rivers and lakes, and flows down to lakes and oceans describe the ___________ process in the water cycle.

condensation
glacier
evaporation
runoff

Answers

Answer:

I think it's D. Runoff

what’s the daily path the sun takes to orbit the milky way?

Answers

The sun does however, revolve about a point in the centre of our galaxy. Taking entire solar system with it at a speed of 220 km/s. This period of orbit takes 225 million years. The sun revolves at about once every 25days at its equator and up to 30 days near its poles.

To measure the vast distance in space ,scientists use a unit called a ______, which is how far travels in one year.
The closest star to Earth is ______.

(Look at the picture)

Answers

Answer:

light-year; the sun

Explanation:

A light-year is the distance light travels in one year. This means that a light-year is a measure of distance, and is useful on a larger scale because of its large size (light travels a pretty big distance in a year!), so light-years are used by scientists to measure the vast distance in space.

The closest star to the Earth is the Sun.

Gravity is the natural phenomenon in which all objects with mass are attracted to (or gravitate towards) one another. Since gravity is neither a measure of distance nor a star, it doesn't fit any of the answer blanks.

Light is the portion of the spectrum of electromagnetic radiation that is visible to the human eye (between infrared and ultraviolet wavelengths). Since light is neither a measure of distance nor a star, it doesn't fit any of the answer blanks.

A megameter is an instrument for determining longitude by observation of the stars. Since a megameter is neither a measure of distance nor a star, it doesn't fit any of the answer blanks.

Betelguese is a star that is part of the Orion, notable because of its brightness and size, as well as the fact that it is likely to become a supernova in less than a million years. While Betelguese is a star, it isn't the closest star to the Earth. Therefore, it doesn't fit any of the answer blanks.

Hope this helps! :)

How would an organisms homestasis be affected if it was not able to produce enzyme

Answers

Answer:

it is possible to happen Without enzymes, the temperature inside cells would increase rapidly.

Explanation:

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