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Maru [420]
3 years ago
10

In dna, the two purines are __________, and the two pyrimidines are __________.

Biology
1 answer:
podryga [215]3 years ago
4 0
In DNA, the two purines are Adenine and Guanine, and the two pyrimidines are Thymine and Cytosine
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Of the fresh water in the United States, 96% consists of
V125BC [204]

About 96% of freshwater in the United States is obtained from stream and river.

Freshwater refers to a source of water supply that is not salty. Water could be freshwater or salt water. Salt water is often unfit for many applications unless it is duly processed.

The United States has an abundance of freshwater supply that is used for various purposes such as domestic purposes, irrigation, industry, etc. About 96% of freshwater in the United States is obtained from stream and rives.

Learn more: brainly.com/question/1295668

4 0
3 years ago
Which plant would have an advantage in getting pollinated?
satela [25.4K]
The answer to this question would be a
3 0
3 years ago
Roan coat color in cattle develops through incomplete dominance of the gene for red color and its allele for white. what crossin
slava [35]
<span>Roan is a combination of white hairs with red hairs. When we see cattle like this, they look pink because it resulted from a mix of white and red.

Red allele: A
White allele: a
</span>
<span>A heterozygotic animal has this genotype: Aa
Like i said previously this is the mixture of colors so the animal would be pink.

A red coat color has this genotype: AA
A white coat color has this genotype: aa

To get all the herd to be</span><span> roan-colored cattle the combination of parents should be: AA x aa. -> 100% roan
Another possible way to obtain would be</span><span>roan-colored cattle: Aa x Aa or aa x Aa (in this case there would be less probabable to obtain road).</span>
8 0
3 years ago
15 POINTS ANSWER FAST -- Choose the correct description of a comet.
VikaD [51]

Answer:

Bodies of ice and rock that orbit the Sun and produce a coma and tail of vapor and dust when near the Sun

Explanation:

So if you go to the NASA dictionary it states:

Comet- cosmic snowballs of frozen gases, rock, and dust that orbit the Sun.

So it is most definitely the second option

Have a great day :D

5 0
3 years ago
Valcanoes are_____found where two places meet.<br><br> A.never<br> B.rarely<br> C.often<br> D.always
andrew11 [14]
C. often because t<span>here are three major types of </span>plate<span> boundaries. If </span>two<span> tectonic </span>plates<span> collide, they form a convergent </span>plate<span> boundary. Usually, one of the converging </span>plates<span> will move beneath the other, which is known as subduction. Deep trenches are often formed where tectonic </span>plates<span> are being subducted and earthquakes are common</span>
8 0
3 years ago
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