The information presented above suggests that antibiotic resistance is the result of

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?

Which feature would you expect to find in a population in which sexual selection depends on male competition?