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Elza [17]
3 years ago
15

Por que os primeiros seres eram heterotrofos e anaerobios

Biology
1 answer:
nikitadnepr [17]3 years ago
3 0
<span>Primeiro non rematar a súa pregunta , entón eu non sei como realmente te responder . segundo para cambiar a súa pregunta usar o botón de editar , entón eu vou editar a miña resposta .
 Espero axudar !
</span>
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Selection that acts over evolutionary time to preserve traits that increase an individual's ability to mate is known as ________
deff fn [24]

The selection that acts over evolutionary time to preserve traits that increase an individual's ability to mate is known as se_xual selection.

<h3>What is se_xual selection?</h3>

The expression 'se_xual selection' makes reference to the type of evolutionary constraint on the individual's ability to mate.

Se_xual selection is fundamental to increase the genetic variation and thus enhance adaptive chances.

Se_xual selection can be considered a special type of natural selection that acts at an individual level.

Learn more about se_xual selection here:

brainly.com/question/3603359

4 0
2 years ago
A scientist is studying the inheritance of two characteristics in plants: red flowers (RR and Rr) , which are dominant to yellow
LuckyWell [14K]

Answer:

Crossing over

Explanation:

Please see the attachment

5 0
3 years ago
What are sediments?
neonofarm [45]

Answer:

B

Explanation:

They come from other Rocks or living things such as bones,leaves,stems, etc.

5 0
2 years ago
I just need help understanding the question a bit more
mash [69]

Answer:

D

Explanation:

So basically genes are made of DNA molecules. DNA molecules are the building blocks of genes.... if you think about legos for a second the building blocks of legos would be plastic right? because without plastic you don't have legos which is same here... genes are legos and DNA molecules are the plastic that make them (if you get my analogy).

So genes are the information carriers because they carry information on how to make a certain protein or express certain characteristics. Gene directs the cell to make certain proteins and proteins are the key players that are involved in many cellular process because they carry out major functions hence, the protein determine the function of cell because without protein the cell would have no function

8 0
3 years ago
The Gulf Stream is a surface current in the Atlantic Ocean that flows northward from the Caribbean Sea and the Gulf of Mexico. I
GREYUIT [131]

Answer:

The greatest changes to the path and strength of the Gulf Stream might be caused by an increase in the volume of river water that flows into the Gulf of Mexico (Option B)

Explanation:

The North Atlantic current or Gulf Stream carries warm water from the Gulf of Mexico forward Europe, providing a relative template clime in most of the European occident.

Ocean streams are sensitive to the amount of freshwater available on the surface. An increase in overflow and precipitation over the ocean could slow or revert the north Atlantic current, blocking warm water flow to Europe.

The deposition of freshwater could cause a temporal deceleration or total collapse of the North Atlantic Current, and this interruption might lead to very cold periods in the North Atlantic.

7 0
3 years ago
Read 2 more answers
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