Aleaf is used to identify a tree as an ash. what are the characteristics of the leaf? find “ash” on the key on the right and work backward to find the characteristics.

Microorganisms are involved in each of the following processes excepta. smog production. b. food production. c. infection. d. o2 production. e. decomposition of organic material.

Name the glands associated with human digestive system

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.