4. Is the use of a single blastocyst (early embryo)
justified if it leads to a cure for
serious illness? Explain. (Note:
Any answer is reasonable
provided you provide a reason
for your response.)

In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%

How many copies of genes do gametes have?

Can ground tissue do photosynthesis