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lbvjy [14]
2 years ago
13

Environmental factors that can influence gene expression can be internal or external.

Biology
1 answer:
muminat2 years ago
6 0

Answer:

True!

Explanation:

Changes in gene expression can be induced by external factors like environment (diet, smoking), internal signals such as stress (hypoxia, nutrient deprivation), inflammation and tissue repair, and even genetic material such as non-coding RNAs. Genetic factors affecting gene expression

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A teenager throws a 7.26 kg rock into a lake, trying to make a big splash. If the rock is travelling at a speed of 7.5 m/s, how
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Explanation:

K.E = 1/2mv²

1/2 x 7.26 x 7.5²= 204.19j

5 0
3 years ago
What is a point mutation?
Veronika [31]

Answer:

A) A single base pair change.

Explanation:

Point mutation is a change in a single base pair of a nucleotide. This comes as a results of mistakes made during DNA replication, induced by ultravoilet radiations, extreme heat and X-rays. There are three types of point or substitution mutations; change, deletion and insertion. The nucleotide bases are either mistakenly inserted, changed or deleted, thus changing the resulting protein or amino acid being coded for.

3 0
3 years ago
This is an excerpt from "When We Two Parted" by Lord Byron.
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The main theme of the poem is the regret and sorrow the narrator feels about the end of his relationship with the woman in the poem, described only as "you." The poem suggests that the woman may well have been the one to break off the affair: Pale grew thy cheek and col
4 0
2 years ago
How does your brain alter sensory information?
svlad2 [7]

Answer;

-Our brains fill in gaps in our perception.

-If its been a long time since an event occurred, we might imagine things that did not happen.

Explanation;

-One way that our brain may alter sensory information is by filling in information that is not really there. For example a word in a sentence could have a missing word but we probably assume that word is there and keep reading the sentence.

-Another way is applying already known stuff into new situations. For example we have learned that if a dessert is pink, then it is strawberry flavored. If we saw a bowl of vanilla ice cream with pink food coloring, we may assume it's strawberry ice cream.

8 0
3 years ago
Phylogenetic trees ________.
nirvana33 [79]

B is the correct answer. They can sometimes show an extinction but not always.

7 0
3 years ago
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