Question 4 of 10
2 Points
Which happens to a developing child first?
A. Teeth begin to form.
B. The heart begins beating.
C. Eyebrows appear.
D. The eyes are able to see.

Answers

Answer 1

Answer:

B

Explanation:

A child needs a beating heart to live, if not they cam't develop.

Answer 2
the heart begins beating, b

Related Questions

Describe how the fog rising off water and plant growth are same “physically”

Answers

Answer:

check this book The Redwood Forest: History, Ecology, and Conservation of the Coast Redwoods

Explanation:

3 sentences on why would muscles not repair or produce without bacteria PLEASE HELPPPP

Answers

Answer:

It's better to answer in points...

Explanation:

Here the answer goes..

Bacteria are good as well bad for human body.For muscle development it is needed as it have some properties of muscle repairing.As, Bacteria is unicellular micro organisms. It have cell wall. The bacteria which are beneficial they defence the unnecessary bacteria and increases our immune which helps to repair muscles.Bacteria break down biological waste and they build up strong immune system. They control our mechanism for muscles.

These were some reason.

Hope it helps........☺️☺️☺️

What complementary strand of DNA would be produced from the strand of
DNA shown below?

TCG GA

A. AGC CT

B. TGC CT

C. ACG GT

D. TGA CT

Answers

AGC CT

EXPLANATION

Complementary pairing goes like this:

A pairs with T and

C pairs with G. Nothing about this changes unless you get to mRNA (But we won't go into that) :)

So if you have a strand that goes TCG GA then your pairing will look like this:

T A

C G

G C

G C

A T

Please mark as brainliest answer

What is RF Radiation?

Answers

Answer:

radio frequency is the transfer of energy by radio waves

Explanation:

Southern sea otters are keystone species that are important to the
ecosystems in which they live.
a. open ocean
b.kelp forest
C. deciduous forest
O d. coniferous forest
e. seagrass bed

Answers

Kelp forest the answer is B

Two different species of birds live in the same habitat would be the same type of nesting place. As a result, both species will

Answers

Answer:

I doubt two different species of birds can live on the same tree

Explanation:

Because they don't do the same thing the same time so it would result to competition.

Two different species of birds living in the same habitat would be the same type of nesting place. As a result, both species will compete for the nesting sites.

Why species will compete?

Because several species frequently coexist in the same areas and compete for the same resources, they engage in a range of interactions known as symbiosis.

Every living thing inhabits a certain ecosystem. Its natural environment is this ecosystem. Food, water, a refuge from the elements, and a location to produce young are all provided here in order for the organism to exist.

In places with adequate resources, creatures coexist peacefully, while in areas with plenty of resources, the ecosystem boasts a high species variety (diversity).

Therefore, the resources that organisms require to survive in air, water, food, and space are under competition.

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pls helppppppp❤️❤️.

Answers

Answer:

I think it's B

Explanation:

This is if the egg is not fertilized which your question implies it is not.

Good Luck!

Two organisms evolved from a common ancestor. Which process best explains why they now have different characteristics? *

A- extinction
B- metabolism
C- sexual reproduction
D- biological adaption

Answers

Answer:

D is the right one i think, biological Adaptation delete this answer if it is wrong

Explanation:

D- Biological adaptation best explains why two organisms evolved from a common ancestor now have different characteristics.

What is Biological adaptation?

Biological adaptation refers to the process by which organisms develop traits or characteristics that improve their chances of survival and reproduction in a specific environment.

Over time, as different populations of organisms face different environmental pressures, they may evolve different adaptations that enable them to survive and reproduce more successfully in their respective environments.

This can lead to differences in the characteristics of different populations of organisms that share a common ancestor.

Extinction, metabolism, and sexual reproduction are not processes that directly explain why two organisms evolved different characteristics.

Extinction refers to the process by which species die out, metabolism refers to the chemical processes that occur within living organisms to maintain life, and sexual reproduction involves the exchange of genetic material between individuals, but none of these processes directly explain why two organisms evolved different characteristics from a common ancestor.

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Question 4 of 10
5 Points
Chemical rocks are formed by
that grow out of a solution.
Answer here
SUBMIT

Answers

Answer: precipitate

Explanation:

Chemical sedimentary rocks are rocks that are formed as a result of precipiation of minerals from solutions.

What graph is used to compare two specific variables

Answers

TABULAR GRAPH IT IS VERY EASY

Which of these are characteristics of a strong scientific claim? Check all that apply.
The claim cites a specific source.
The claim is proposed by an expert in the field.
The claim is supported by a large sample size.
The claim is the opinion of a non-expert.
The claim is supported by public opinion.

Answers

Answer:

If I where to guess I would say b and c.

sorry if its not correct

Explanation:

Answer:

b and  c I think

Explanation:

Explain: What are the challenges of traveling through space, to the moon, and doing science
there?

Answers

You might not have enough oxygen you have to survive

The challenges of traveling through space, to the moon, and doing science there. You might not have enough oxygen you have to survive.

What is Space?

A three-dimensional continuum that contains positions and directions is called space. While modern physicists typically consider it to be a portion of an unbounded four-dimensional continuum known as spacetime, physical space is frequently conceptualized in classical physics as having three linear dimensions.

It is believed that grasping the concept of space is essential to comprehending the physical cosmos.

Philosophers dispute on whether it is an entity in and of itself, a connection between entities, or a component of a conceptual framework.

Therefore, The challenges of traveling through space, to the moon, and doing science there. You might not have enough oxygen you have to survive.

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what is the difference between hatcheries and fisheries

Answers

Hatcheries provide artificial shelter for fish versus the natural shelter found in a stream.

Compared to hatchery fish, wild fish are usually more successful at surviving the rigors of the natural environment long enough to reproduce. Fewer than 1% of the smolts released from the hatchery return home to spawn.

Answer:

Hatchery: A facility where eggs are hatched under artificial conditions, especially those of fish or poultry.

Fishery: Fishing: the catching, processing and marketing of fish or other seafood.

which expressions are equivalent to 4(4a+5)?​

Answers

16a + 20 is what it equals, I hope this helps!!

ADNA strand has the sequence GTTCCAGAG. Which is the complementary strand of RNA?
O CAAGGTCTC
O AGGTTCACA
4
O CAAGGUCUC
OTGGAACTCA

Answers

Answer:

CAAGGUCUC

Explanation:

To solve this question, we must know the base-paring rules of DNA and RNA.

Here is the following rule for a strand of DNA:

Adenine bonds with thymine  

Cytosine bonds with guanine

Now, here is the following rule for a strand of RNA:

Uracil bonds with Adenine

Cytosine bonds with guanine

By the way, the attachments that I provided are resources from my teacher on this topic!

So now that we know the following rules, we can use these rules to find the complementary strand of RNA, and to do this, all we need to do is simply use the base-pairing rules to find the complementary nitrogenous base (adenine, guanine, cytosine, uracil) for RNA.

[tex]GTTCCAGAG[/tex] → [tex]CAAGGUCUC[/tex]

In conclusion, the complementary strand of RNA for the DNA molecule is CAAGGUCUC.

Answer:

A) CAAGGTCT

Explanation:

The answer is A because A = T and C = G in the case of DNA matching. It's not CAAGGUCUG because Uracil is not part of the DNA sequence matching.

The melting ice cubes in the density experiment represented icebergs in the ocean.

The expression "the tip of the iceberg" means you can't see most of something.

Icebergs are freshwater like ice cubes.

Approximately how much of the ice cube was above the water?


25%


50%


10%


90

Answers

There was approximately 10% of the ice cubes were above the water.

Select all of the following functions that you think a plant would need to carry out in order to survive.
-grow

-take in nutrients from the environment

-reproduce

-respond to the environment

-transport materials through their bodies

-produce chemicals​

Answers

Answer:

If not opinionated its 1, 2, 4, and 5. Hope this helps

Explanation:

It’s opinionated i believe you can put what you want. It says what you want.

HELPPP

Agricultural practices can lead to water pollution.


True or false

Answers

Yes it can probably so true

Answer:

True   ,When you add  a polutant like manure then add water to it the  water will run down to the closest body of water causing the water to be polluted

Which of the following best describes a community?

Answers

Answer: A. an interacting group of populations that occupy the same area.

The best describes a community is it is an interacting group of populations that occupy the same area. The correct option is A.

What is a community?

A community, commonly referred to as a biota is a group of organisms that coexist and communicate with one another within a habitat or environment. An ecosystem is made up of both the biotic community and the abiotic components, such as the physical environment.

Savanna is a good illustration. For protection, zebras and wild animals coexist in huge numbers. Herbivores are preyed upon by predators like lions and eagles for food.

There are two types of community:

Major - these are the big ecological unit, that regulates the flow of energy.

Minor - These are small communities that make up big communities.

Thus, the correct option is A. an interacting group of populations that occupy the same area.

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What human activities lead to soil erosion?

Answers

Answer:

Soil erosion occurs naturally by wind or harsh climatic conditions but human activities include overgrazing, overcropping and deforestation.

Explanation:

List the classification categories for organisms from the broadest category to the
most specific.

Answers

kingdom, phylum, classes, order, families, genus, & species!

Answer:

kingdom -> phylum -> classes -> order -> families -> genus -> species

Explanation:

i got it right on study island

1. The greater sage-grouse is a
bird that lives in a sagebrush
habitat. Use the slider to compare
its ranges in the past and today.
Why do you think the range may
have changed?

Answers

Answer:

The population of sage-grouse decreases with the passage of time because of humans.

Explanation:

In the past, long time ago the population of sage-grouse bird were in millions in the Western United States of America and Canada but gradually decrease occurs in population with the passage of time due to the change which occurs in the environment by humans. Destroying the natural habitat for making buildings and for energy development decrease the population of sage-grouse from 16 million to 500,000 during 100 years.

The ranges of the Greater sage-grouse have changed over time due to the expansion of human civilizations.

The Greater sage-grouse is a large hen-like bird that resides in sagebrush-covered areas. The ranges that this wild bird inhabits have historically spanned all throughout the United States and parts of Canada, including:

WashingtonMontanaCaliforniaWyomingUtah

and many other states.

The current range of the greater sage-grouse now only spans the Western United States and parts of Canada. This decrease in range is due to loss of habitat, interrupted migration patterns by the construction of roads, power lines, etc., and other human disturbances.

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What are some similarities between Haemophilia A and Sickle cell anemia?

Answers

Sickle cell anaemia is inherited red blood disorder in which there is deficiency of red blood cells for transporting oxygen in the body. Whereas, haemophilia is an inherited genetic disorder in which the person's blood doesn't clot leading to excessive loss of blood.

Explanation:

PLEASE Let me know you are satisfied with my answer or not

What do different environments cause different species to do?

A. become extinct
B.become more diverse
C.have similar traits
D.become less diverse

Answers

C because they have similar traits
B. To become more diverse because different environments cause adaptation and therefore cause diversity.

Kayla summarizes cell theory to her class. She states that all organisms are made up of one or more cells. Which correctly completes her summary? All cells come from existing cells, and all cells have the same parts. All cells are the same size, and the cell is the basic unit of all organisms. The cell is the basic unit of all organisms, and all cells come from existing cells. The cell is the basic unit of all organisms, and all cells have the same parts.

Answers

Answer:

The cell is the basic unit of all organisms, and all cells come from existing cells

Explanation:

How to reduce industrial and urban run-off?

How to reduce mud in storm drains?

Answers

What You Can Do To Reduce Urban Runoff
Buy "environmentally safe" household cleaners,
Properly store all toxic materials,
Take all unwanted hazardous materials and containers to local collection sites,
Use kitty litter or other absorbent to remove spills from pavement,
Use pesticides, herbicides and fertilizers sparingly and carefully

Examine the data table, which shows data for quadrat #18.

Table

Compare the data you recorded in Table C of your Student Guide with Table C from quadrat #18 in the control group.

The total number of sunflower and birch sprouts in your quadrat is _________
the total number of sunflower and birch sprouts in quadrat #18.

A) More than
B) The same
C) Less than

(btw its more than i just wanted to make a q)

Answers

Answer:

A. More than

Explanation: That's how many that grew

Answer:

More than

Explanation:

[tex] \frac{6x - 3}{2x + 7} = \frac{3x - 2}{x + 5} [/tex]
solve for x
urgent!!!!
will give the brainliest!!​

Answers

Answer:

x = [tex]\frac{1}{10}[/tex]

Explanation:

In an equation our aim is to find the value of the whatever we are finding but in this case it is 'x' as well as keeping the equation balanced. If we did one operation on only one side then the equation has changed so it's important to remember that is you do an operation one side you must do it on the other otherwise the whole equation will change

[tex]\frac{6x-3}{2x+7} = \frac{3x-2}{x+5}[/tex]

→ First step is to cross multiply the denominators to get rid of the denominators so ( 6x - 3 ) ×  ( x + 5 ) and ( 3x - 2 ) × ( 2x + 7 )

( 6x - 3 ) ( x + 5 ) = ( 3x - 2 ) ( 2x + 7 )

→ Expand out the brackets using FOIL, first two, outer two, inner two and last two

6x² + 30x - 3x - 15 = 6x² + 21x - 4x - 14

→ Simplify and collect the 'x' terms together

6x² + 27x - 15 = 6x² + 17x - 14

→ Minus 6x² from both sides to isolate the whole numbers as well as the 'x' values

27x - 15 = 17x - 14

→ Minus 17x from both sides to collect the 'x' terms

10x - 15 = -14

→ Add - 15 to both sides to isolate 10

10x = 1

→ Divide both sides by 10 to isolate x

x = [tex]\frac{1}{10}[/tex]

PLZ I NEED HELP!! Explain how the small number of morphological intermediates is inconsistent with macroevolution

Answers

Answer:

Explanation:

Macroevolution studies how taxonomic groups above the level of species change. Its evidence draws frequently from the fossil record and DNA comparisons to reconstruct how various organisms may be related

What do you call a cell that is infected by a virus ! HELPPP ASAP PLEASE
A. host
B. Patient
C. Retrovirus
D. Bacteriophage

Answers

The answer is A. Host

The host is the cell that is infected by viruses, bacteria, or fungi.

Other Questions
i will mark brainliestt! For the function f (x) = x2 + 3, what is the value of f(-4)?A. -13B. 5c. 1D. 19 Please answer correctly !!!! Will mark BRAINLIEST !!!!!!! Can someone help me with my Newsela please?1)Which sentence from the section "Native Americans Lose Their Land" BEST explains why 100,000 Native Americans were forced from their homes during the 1830s?A-The move included Cherokee, Creek, Chickasaw, Choctaw, Seminole and other nations.B-The U.S. government wanted ancestral Native American land for farmland.C-Estimates based on tribal and military records suggest that approximately 100,000 Native Americans were forced from their homes.D-"The death of many people on the Trail of Tears sparked empathy for the Irish people in their time of need," organizer Vanessa Tulley wrote.2)Which section from the article BEST explains why so many Irish people have contributed money to help the Navajo Nation fight the coronavirus?A-"Choctaw Nation Aids Irish"B-"Coronavirus In Navajo Nation"C-"Fundraising Campaign"D-"Longstanding Relationship"3)Which of the following MOST influenced the Choctaw Nation's decision to help the Irish during the Great Famine?A-the relationship between Native and Irish people in the Southeast United StatesB-their experience of hardship during the Trail of TearsC-their reliance on potatoes imported from Ireland during the Trail of TearsD-the fact that the Irish government spoke out against the mistreatment of Native Americans4)According to the article, WHY did Choctaw leaders travel to Ireland in 2017?A-to teach Irish people about their history and the Trail of TearsB-to participate in a scholarship program for Choctaw people to study in IrelandC-to deliver a donation from the Choctaw Nation to an Irish charityD-to show their support at a ceremony commemorating their gift to the Irish people Tell the five most common signals of a heart attack. Explain the steps (procedures) in cardiopulmonary resuscitation (CPR). wut is this answer . i have no clue what this is Last week, the price of apples at a grocery store was $1.60 per pound. This week, apples at the same grocery store are on sale at a 10% discount. What is the total price of 4 1/2 pounds of apples this week at the grocery store? * hey can anyone pls help me out in dis rq!!!! Why do you think London included these three characters in the book? What do they represent? Solve the system by substitution. If the system is inconsistent or has dependent equations, say so.-X-5y = -6y = 6x-5Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The system has a single solution. The solution set is O. (Type an ordered pair.)B. There are infinitely many solutions and the equations are dependent. The solution set is {(x,y)} (Type an ordered pair.)C. The system is inconsistent. The solution set is the empty set can someone please help fast will give brainelist 2 Add the missing of in three of the sentences.of0 I know plenty people with tattoos who are not only verypleasant, but also very bright1 A couple my friends are deep thinkers, which makes theminteresting to talk to about life's ups and downs.2 Though normally confident, many the people on thestage that night were in fact very nervous.3 Not all teenagers are eager to spend time with theirfriends at weekends.4 No exam will ever be as hard as the one you have totake at the end of this course.5 Elsa's pen broke but luckily, none the ink spilled outinto her handbag.6 Both rooms had been painted a shade of red thatreminded Hannah of raw meat. Write a possible recursive rule and then find a7 for { 7,12,17,22,27} D= 50 m S= 40 m/s T= ? Alejandra gets paid 9 dollars per hour she works. If h is the total number of hours Alejandra works, which expression could be used to find the total pay, in dollars, that she receives? Find the volume. Round to 1 decimal place The weight of each cookie in a batch of a certain type of commercially produced cookie follows an approximately normal distribution with a mean of 11.32 grams and a standard deviation of 0.03 grams. Approximately what percent of the cookies weigh between 11.32 and 11.35 grams? A.) Its biodiversity would decrease B.) The number and variety of organisms in the ecosystem would be greater the ecosystem 2C.) The number and variety of organisms in the ecosystem would be greater the ecosystem 1D.) Its biodiversity would not change plzzzzzzzz i need help Michael is cutting a 100-yard ribbon into pieces 3.4 yards long. He says that an inequality that represents his project is 3.4x < 100. Explain what this statement means, in words, and what each part of the inequality represents. division conceptshow many times can 9 go into .7632 ?