Which of the following processes releases carbon into the air?

Formation of coal

Ocean circulation

Photosynthesis

Respiration

Which of the following are environmental factors that can influence whether someone develops Alzheimer's disease? Check all that apply. age exercise gender diet ethnicity social interaction

The study of function or how organisms perform functions on the cellular, tissue, organ, system, or organism levels

True or false, if false, write the correct answer. Plant leaves appear green because chlorophyll "absorbs" green like

How are tumor cells different then normal cells? A) tumor cells have a cell wall instead of a membrane. B) mitosis does not happen in tumor cells. C) tumor cells do not contain chromosomes. D) cell division is not regulated to tumor cells.

What happens between an in-breath and an out-breath? Explain the movement of gases and where this movement takes place.

Anna has a condition called sickle cell anemia, a blood disorder. Based on the differences you observed between the normal blood slide and Anna's blood slide, what do you think is adefining features of the disease? Explain your answer

The shrubs and trees in windbreaks protect soil from erosion by rain water. true or false

In the illustration, adenine always pairs with

What is the function of an enzyme

Which of the following statements is most correct regarding the intracellular chemical signals known as "second messengers"? Select one: a. Second messengers usually act to remove nitric oxide (NO) from the cell. b.