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hichkok12 [17]
3 years ago
12

Which nucleotide bases are purines?

Biology
1 answer:
monitta3 years ago
3 0

Answer:

a. adenine and guanine

Explanation:

A purines nucleotide is a combination of the heterocyclic aromatic rings, the imidazole and pyrimidine ring.  

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A. Short term energy storage

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How does DNA send it's instructions to the other parts of the cell?
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Answer:Through mRNA, the DNA is able to transmit its messages out to other parts of the cell. (Learn more about mRNA here.) Information from the DNA is coded into mRNA which leaves the nucleus of the cell DNA contains the instructions needed for an organism to develop, survive and reproduce. To carry out these functions, DNA sequences must be converted into messages that can be used to produce proteins, which are the complex molecules that do most of the work in our bodies (the white region) and is used by ribosomes (outlined in green). hope this helps have a great night ❤️❤️❤️

Explanation:

5 0
3 years ago
Which of these indicates equilibrium in the community? A. seral B. pioneer C. ultimate D. intermediate E. climax
andrew11 [14]

Answer:

E. climax

Explanation:

Even though it is not something that is very common in nature, there are still certain exceptions where certain communities manage to reach a point of equilibrium.  This basically is a community of small number of dominant prominent species that create a stable ecosystem. This state of equilibrium is known as climax community. This type of community appears when the web of biotic interactions between the organisms becomes so intricate that there is no possibility of other species to be admitted in it.

5 0
3 years ago
The nucleus in a body cell of a fly contains 12 chromosomes.
SSSSS [86.1K]

Answer:

it contains 6, the number of chromosomes in the gamete is half the number of chromosomes in the nucleus of the body cell.

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7 0
2 years ago
archaeans differ from eukaryotes and bacteria in that Choose one: A. archaeal membranes use ester links to bond glycerol to side
Nady [450]

Answer:

D. archaeal membranes contain L-glycerol.

Explanation:

Archaea and eubacteria differ from each other with respect to the nature of membrane lipids. Lipids present in the membranes of the archaeans have the hydrocarbons derived from isoprene units. These hydrocarbons are branched and are attached to the glycerol with help of ether linkage. Ester linkages are present in eubacteria. The glycerol present in the archaeans is L- glycerol. Bacterial membranes have D-glycerol present in their lipids.

3 0
3 years ago
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