Which of the following is an example of a learned response in animal behavior? a. a spider spins a web.
b. a beaver builds a dam.
c. a bear fishes for salmon in a river.
d. a goose migrates south for the winter.

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Aresident is five feet tall. what is the measurements in iches