What is acceleration?
a. an object's speed multiplied by its mass
b. the direction of motion
c. the rate at which an object's position changes
d. the rate at which velocity changes

Which best summarizes the finding of avery? a. some traits are recessive. b. humans reproduce sexually. c. dna is a transforming factor. d. traits cannot be inherited.

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer