Answer/Explanation:
Two unaffected parents can have affected children, that means cystic fibrosis must be a recessive trait.
The two parents must each have one copy of the cystic fibrosis allele, but are themselves unaffected. By chance, the son (shaded) inherited both of these copies and is affected. The daughter either inherited one or zero copies of the cystic fibrosis allele, as she is unaffected.
Answer:
D
Explanation:
The chloroplast only is found in Plant Cells
Answer:
Option D. draw a conclusion immediately after observations.
Explanation:
In this experiment, hypothesis is made after observing the species of small and large animals. Hypothesis is a statement that may be true or false. After observing a large number of small and big animals, so he make a conclusion about what he observed in the experiment. This conclusion will help him in further studies and experiments.