Select the correct answer.

1 answer:

6 0

Answer:Centaurus A is a giant of a galaxy, but its appearances in telescope ... from its active supermassive black hole – known as an active galactic nucleus ... core in high resolution for the first time to begin to answer these questions. ... Centaurus A's dusty core is apparent in visible light, but its jets are best viewed.

Explanation:

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A test cross can be used to _____.

Nata [24]

<span>I think the answer is A test cross can be used to: study how traits are inherited. </span>

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2 years ago

What is giardiasis? How are animals infected with this parasite?

alex41 [277]

Answer:

Protozoan infection of the intestines. Giardiasis forms cysts and travel through the feces so anything that comes in contact with the feces and the animal has consumed it will host the parasite.

Explanation:

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2 years ago

An mRNA sequence reads: GAA/GCU/AUA/CUA/UGU. What would the effect on the amino acid be if the second codon read GCA instead, an

Murrr4er [49]

Answer:

D) Silent mutation on second codon, third amino acid changed from ILE to ASN.

Explanation:

Silent mutations are usually point mutation where you change one nucleotide. Since, the nucleotide changed is the third position, it does not affect the protein being manufactured (it will still put the amino acid Ala) [look up the codon redundancy on youtub.e to understand how awesome nature is!]

On the other hand, the other mutation introduced is Missense mutation where a different Amino acid is added due to change in codon (goes from ILE to ASN).