Which of the following pairs are ANALOGOUS? a bird's wing and a whale's flipper

a cat's forelimb and a human's arm

a human's arm and a bird's wing

a bird's wing and a butterfly's wing

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.

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

The response is the basis for vaccination. primary secondary tertiary none of the above