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ololo11 [35]
3 years ago
11

Which of these is a sign of a chemical pollutant in crop plants? A. Reddish patches on leaves B. Yellowing of leaves C. Wilting

of seedlings D. Enlarged seedlings
Biology
2 answers:
Mashcka [7]3 years ago
8 0
A. Reddish patches on leaves
algol133 years ago
5 0

Answer:

A is correct

Explanation:

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The study of how food interacts with genes is known as ____.​
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Which of the following are true of epigenetic changes?
Iteru [2.4K]

Answer:

all of the above

Explanation:

Epigenetic alterations are modifications of the genome transmitted during cell division, which do not involve changes in the DNA sequence, are hereditary and are capable of modifying gene expression. In addition, they are temporary modifications that allow DNA to be transcribed and have the ability to move histones to open or close a chromosomal region. There are three main mechanisms of epigenetic alterations: DNA methylation, histone modifications and genomic imprinting.

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Answer:

Whales can get extreme hearing damage because of their sensitive hearing organs.

Explanation:

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Secretion helps in moistening the food, making it easier to swallow and preventing oral infections.
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