What will most likely happen to this ecosystem if the swordfish are killed by a virus? and why? a. it will be harder for sardines to survive. b. the shark population will decrease. c. the sardine population will decrease. d. it will be easier for sharks to find food.

Name the part of the the brain labeled "e".

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time