Aperson who was infected with many common diseases as a child will contain more of which of the following compared to a child who was not exposed to many diseases?
a) memory cells that provide a specific defense
b) memory cells that provide a nonspecific defense
c) monocytes that provide a specific defense
d) monocytes that provide a nonspecific defense

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

Identify the missing parts of the carbon cycle

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.