To study osmosis a student placed a thin potato slice in a salt solution. the slice became soft and shriveled. then the student place the shriveled slice in water. the slice regained its original shape. what caused this

Study the diagram of a desert food chain . what would most likely happen if the kangaroo rats were killed off and removed from the food chain ?

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.

Which units ate used to measure both velocity and speed? check all that apply