A falling barometer indicates which of the following air masses is approaching?

Question options:

A. cold, dry air mass

B. warm, wet air mass

C. warm, dry air mass

D. cold, wet air mass

Which property of connective tissue is fundamental to its function of binding tissues and organs? cells that contain actin and myosin mostly made of protein fibers regenerative properties tightly packed cells

Fish in a marine environment must maintain a relatively constant ion concentration in their tissues and blood. How do the chloride cells in the gills aid fish in the removal of excess ions? A.

Uncle Billy likes to drink alcohol, smoke cigarettes, and eat in a lot of fast food restaurants (McDonalds, Wendys, Pizza, etc). Sadly, Uncle Billy lives alone in Michigan.

The sarcolemma is (the) endoplasmic reticulum of skeletal muscle fibers. cytoplasm of skeletal muscle fibers. cell membrane of skeletal muscle fibers. extension of the skeletal muscle cell membrane into the cell. none of the above.

Which of the following statements about vicariance and dispersal is most accurate? a. Vicariance does not require organisms to disperse b. Dispersal can lead to speciation, but vicariance cannot c. Vicariance is a special kind of dispersal d.

What do unicellular organisms do to maintain homeostasis?

Which animals has a heart in which oxygenated and deoxygenated blood mix?

Survival of the fittest definition biology

What is a scatter plot/line graph (With best-fit line) best suited for?

What is antigenic variation and how is it beneficial to pathogens? Give an example of two pathogens that demonstrate antigenic variation.