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KiRa [710]
3 years ago
6

This diagram shows the count of different species of snakes in a sample taken from an ecosystem.each shape represents a unique s

pecies
Biology
1 answer:
murzikaleks [220]3 years ago
8 0

Answer: A

Explanation:

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An ecosystem in which all of the associated species are stable and uniform is called a
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C.Secondary Community
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Which statement BEST explains how RNA polymerase knows where to start and stop making an RNA copy of DNA?
guapka [62]

"The enzyme only binds to regions of DNA known as promoters, which have specific base sequences" statement BEST explains how RNA polymerase knows where to start and stop making an RNA copy of DNA.

Option: D

<u>Explanation:</u>

Transcription is the mechanism which happens when polymerase of RNA (principal enzyme for transcription) attaches by aid proteins or personally or to a promoter segment near the gene beginning.

For generating a new molecule of RNA which is complementary, RNA polymerase utilizes one of the DNA strands or the parent strand as a template.

For an instance, trying to block mushroom toxicity transcription triggers liver failure and death, as no new RNAs and therefore no fresh proteins can be produced.

5 0
3 years ago
Anticodons are found in what molecule?
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Answer:

tRNA.

Explanation:

RNA molecule is made from the template DNA by the process of transcription. Three main different types of RNA molecule are rRNA, mRNA and tRNA.

tRNA  or transfer RNA is an one of the most important RNA molecule. tRNA molecule contains the anticodon that are complementary to the codon of the RNA molecule. tRNA specifies for a particular amino acid.

Thus, the correct answer is option (C).

8 0
3 years ago
The nucleus, which directs cellular activities, is separated from the cytoplasm by
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The Nucleus is separated from the cell’s cytoplasm by a membrane. The nucleus contains hereditary materials made of plenty proteins and DNA. The nucleus directs all cell activities. Nucleus is commonly found in Eukaryotic cells. The genetic materials found in the Nucleus is organized as DNA molecules, together with a wide array of proteins, which causes to form chromosomes.

6 0
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The two most important chemicals are ___________ &amp; ______________.
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Answer:

Sulfuric acid

Explanation:

Sulfuric acid

7 0
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