The first step in the formation of the human embrayo and it is called fertilization.
<h3>What is fertilization?</h3>
The first step in the formation of a human embrayo is called fertilization. The term fertilization has to do with fusion of the male and female gametes to form a zygote.
Hence, the diagram as shown is the first step in the formation of the human embrayo and it is called fertilization.
Learn more about fertilization: brainly.com/question/17991559
<span>The answer to this question would be: hypertonic, hypotonic
After eating, the intestine is filled with food that will be digested. Food that digested will turn into a much smaller unit of carbohydrate, amino acid and fatty acid that will cause the intestine to have hypertonic solution compared to the blood. This will induce diffusion of some molecule to the intestinal cell, and then to the blood.</span>
Answer:
i think the answer is b
Explanation:
B. Allele frequencies change randomly each generation