Which condition causes plaque to accumulate on the walls of the arteries, which makes them thicken and lose elasticity?

a. atherosclerosis

b. hypertension

c. osteoporosis

d. type-2 dyabeties.

Most colonies on streak plates grow from isolated colony-forming units. on rare occasions, however, a colony can be a mixture of two different organisms.

The methylation state of DNA is sensed by proteins involved in which of the following processes? A. DNA replication B. transcription C. DNA repair D. translation

What is the function of a circulatory system? it brings a transport liquid into close contact with all cells in the body. it is the site of blood cell production. it acts as a reservoir for the storage of blood.

Why can agricultural run-off kill fish in coastal areas that are potentially hundreds of miles from the fields? a. The fertilizer traps sediments which ultimately clog the gills of the fish. b.

Which statements about our solar system are false? Our solar system is made up of the Sun and other objects that orbit the Sun. The Sun is the only star in our solar system.

Most of the nitrogenous waste in the body is a result of: A. fat metabolism B. protein metabolism C. carbohydrate metabolism D. erythrocyte breakdown

How are arctic have different from hare that live in the arctic?

Explain biodiversity

If a mass of granite is in contact with a layer of sandstone that contains small pieces of the granite, which rock is older?

Some organism are - celled while others are multicellular