Which of the following is true about genes? a. genes are made up of smaller molecules known as chromosomes. b. the genes of a particular organism can never change throughout its lifetime. c. in humans, genes are passed to an offspring from two parents. d. genes are responsible for all the traits of an organism.

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

Which of these transport mechanisms moves glucose from the blood into a cell? active transport diffusion facilitated diffusion osmosis