Which statement is true of the adaptive, but not the innate, immune system? Choose 1
A. Many cells work together to coordinate the response.
B. It involves the use of lymphocytes.
C. It fights both viruses and bacteria.
D. The receptors are highly specific.

Joe is breeding cockroaches in his dorm room. he finds that the average wing length in his population of cockroaches is 4 cm. he chooses the six cockroaches that have the largest wings; the average wing length among these selected cockroaches is 10 cm. joe interbreeds these selected cockroaches. from earlier studies, he knows that the narrow-sense heritability for wing length in his population of cockroaches is 0.6. a. calculate the selection differential and expected response to selection for wing length in these cockroaches. b. what should be the average wing length of the progeny of the selected cockroaches?

Pl which diagram illustrates prophase?

All phases of matter may have a fixed mass