Hii...so the answer is
The four layers are the external oblique, internal oblique, transverse abdominals.
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Answer:
yes
Explanation:
yes because they are only made of one cell
Answer: True
Explanation: When they burn they release a lot or big amounts of carbon dioxide it releases carbon dioxide into the air
Frogs and pigeons both lay eggs. They may both share this characteristic because eggs are an easy way to allow young to develop outside of the womb.
Answer:
Differential reproduction leads to a change in allele frequencies over time. This occurs because of natural selection favoring "successful" individuals that produce more viable offspring.
The sickle-cell allele is maintained in populations exposed to malaria through balancing selection, since heterozygous individuals have protection against the disease.