Which of the following statements about reproduction is true? A. Females generally invest more than males.
B. Males choose among females for mates.
C. In choosing their mates, females disregard physical characteristics of males and focus only on behavior.
D. Males generally invest more than females.

Monitor and apply fix up stratorgies

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring