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Olenka [21]
3 years ago
9

What is DNA? A. A Carbohydrate B. A protein C. A nucleic acid D. A lipid

Chemistry
2 answers:
AlekseyPX3 years ago
6 0

Answer:

C: a nucleic acid

Explanation:

The function of nucleic acids is to store and express genetic information. Since fragments of DNA called genes encode the information to produce certain proteins, they are classified as nucleic acids.

If you want further tutoring help in biology or other subjects for FREE, check out growthinyouth.org.

yaroslaw [1]3 years ago
4 0
The answer is C. A nucleic acid
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A group of scientists are studying observable matter in a cluster of galaxies. They conclude that the cluster has only a small p
lidiya [134]

Answer:

it is because of Dark Matter

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Explanation:

Hope It helps

Have A Nice Day : )

5 0
2 years ago
An increase in the atomic number________the atomic radius moving from left to right across a period.
frez [133]

Answer:

decrease

Explanation:

Atomic radius :

It is the distance from the center of nucleus to the outer most electronic shell.

Trend along period:

As we move from left to right across the periodic table the number of valance electrons in an atom increase. The atomic size tend to decrease in same period of periodic table because the electrons are added with in the same shell. When the electron are added, at the same time protons are also added in the nucleus. The positive charge is going to increase and this charge is greater in effect than the charge of electrons. This effect lead to the greater nuclear attraction. The electrons are pull towards the nucleus and valance shell get closer to the nucleus. As a result of this greater nuclear attraction atomic radius decreases and ionization energy increases because it is very difficult to remove the electron from atom and more energy is required

4 0
3 years ago
AUG, the codon that codes for the amino acid methionine is also called a ____ codon (answer choices 1.start 2.Stop 3.Go 4.beginn
Katarina [22]
<h2>Answer:  START (2)</h2>

Explanation:

AUG is a <u>START</u> codon.  (2)

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5 0
2 years ago
How dose heat travel between objects that are touching one another?
11Alexandr11 [23.1K]
Through the process of conduction, heat van be trnafered between two solids.
3 0
3 years ago
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