Which of the following statements regarding contraceptives is incorrect?

A) the rythym method tracks the female menstrual cycle to determine least fertile points in the cycle

B) use of spermicidal products kills or inactivates sperm and any sexually transmitted pathogens to prevent fertilization and disease

C) use of barrier methods prevents entry of sperm into female reproductive tract

D) hormonal oral birth control pills work to prevent ovulation by controlling hormones

What do scientists need to look at before developing an argument

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

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.