Answer:
The decrease in the amount of daylight in winter causes a change in gene expression, which results in foxes growing a lighter - appearing coat.
Explanation:
With less quantity of sunlight during winter days, the arctic fox is not able to produce melanin, the natural pigment that changes the hair color into brownish color. In summer days, is the opposite effect, in this way, the hair of the fox turns into brown - gray color.
Answer:
won the space race because they sent the first person to the moon
Explanation:
2nd one is false (Russia launched Sputnik)
4th is also false (Germany never participated in the Space Race)
Answer:
Heredity is when you "get" from they mom/dad to their childs.
mice have 20 sets of chromosomes, making 40 chromosomes in to in all,and none are the same form of allele
Explanation:
