The genetic profile of the embryos in a population is indicated in the table below. Following natural selection, the deleterious phenotype disappears and only a portion of the population reaches adulthood. Think about the values needed to complete the table, this will help you find the values needed for this question and the following two.   What is the frequency of allele A in the reproductive adults?  

Color-blindness is an X-linked recessive disease. A man that doesn’t suffer from the disorder is going to marry a woman who is not color blind but has had a color blind son by another man. What are the probabilities of this new marriage producing a color blind child?  

Hemophilia is an X-linked recessive trait. A man and a woman do not suffer from hemophilia but the couple’s first child does. What is the probability that their second child, who is a female, also suffers from the disorder?  

Match the following regions:

Which of the following is NOT correct for anatomical position?

In a second class lever, which of the following statements/examples is a true statement?

According to the rule of simple machines, when dealing with inclined planes, the advantage gained in force (decreased effort needed) is lost in distance (longer ramp needed).

A resistance to change in motion describes:

The type of machine that consists of a grooved wheel that turns on an axle with a rope or cable is a(n):

Reproductive isolation based on geography is referred to as