Which characteristics accurately describe roundworms? Check all that apply. All roundworms are parasites,
Roundworms are hermaphrodites,
Roundworms reproduce sexually.
O Food enters and waste exists the same end of a roundworm.
The nervous system of a roundworm contains a brain and nerve cords.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot.active transport involves transport proteins, and facilitated diffusion does not.facilitated diffusion involves transport proteins, and active transport does not.active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.