If an organism is heterozygous, it has one copy of two different alleles. If an organism is homozygous, it has two copies of the same allele.
Answer:
1 and 2
Explanation:
when we r adding chlorine to water
the water is clean
Answer:
50
Explanation:
40-10 = 30…...…............
Answer:
A
Explanation:
No temperature change was observed, hence the change is neither exothermic nor endothermic. Hence the answer is A.