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Oduvanchick [21]
3 years ago
8

50 points.

Biology
2 answers:
Nostrana [21]3 years ago
4 0
Our diets are composed of protein, fat and carbohydrates. Digestive enzymes<span> break down protein, carbohydrates and fats into smaller and smaller components.</span>
tino4ka555 [31]3 years ago
3 0

i think that you just have to fill in the blanks of each of the questions

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Explain how natural selection could lead to a change in allele frequency leading to a change in the color of the frogs.
Pie

Answer:

Due to increasing the survival.

Explanation:

The natural selection causes a change in allele frequency leading to a change in the color of the frogs because the colour of the frog helps it in hiding from predators. The population of that frog specie increases which has the ability to hide from the predators in that environment while on the other hand, the population of frog decreases which can easily be seen by the predator due to its colour so this change in allele frequency will leads to natural selection.

5 0
3 years ago
A.
Alexxandr [17]

Answer:

The species is extinct.

Explanation:

Endangered signifies that species will soon go extinct.

6 0
3 years ago
Recall that DNA is
Mashutka [201]

Answer:

25 nucleotide sequence pair

Explanation:

There are four nucleotide sequence pair present in DNA. and if we have 100 nucleotide so 25 nucleotide sequence pairs will be formed and each pair contains adenine (A), cytosine (C), guanine (G), and thymine (T).

Cytosine nucleotide paired with guanine nucleotide and Adenine nucleotide paired with thymine nucleotide . They have hydrogen bonds between each bases.  

6 0
3 years ago
Rock is classified into three main types by?
Rashid [163]

Answer:

Sedimentary, metamorphic, and igneous

Explanation:

Rocks are classified into three groups, sedimentary, metamorphic, and igneous. The differences are how they are formed.

3 0
3 years ago
Read 2 more answers
What is the main stimulus for bile secretion from the gallbladder?
Neporo4naja [7]
The bile is produced by the liver and the gallblader only serves as storage between meals. The main stimulus for the release of bile from the gallblader comes from the nervous system,after food is put in the mouth.
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