Answer:
1. are heterozygous for the disease.
Explanation:
<em>Since the disease causes the death of chicks before hatching, it means that those with the disease cannot be found in the population. In order for the allele of the disease to be passed from generation to generation, there must be parent birds that are carrying the disease in heterozygous state.</em>
Option 1 is the correct option.
The correct answer is D: stable and not growing or shrinking. I hope this helped:)
Answer;
Doctors recommend that women avoid most medications and alcohol during pregnancy because these substances may cross the placenta and harm the embryo or fetus.
Explanation;
The doctors recommend that women avoid most medications and alcohol during pregnancy.
Alcohol during pregnancy can cause fetal alcohol syndrome which is a serious condition that can affect a child throughout life.
Some drugs, substances or medications may be harmful during pregnancy, depending on the amount and frequency of use.
The genome is often compared to a set of blueprints.