A chemical that, in relatively small amounts, produces injury when it comes in contact with skin tissue is known as:

a. a corrosive

b. an explosive

c. a flammable liquid

d. a radioactive material

Explain why the water that is used to cool the reactor vessel of a nuclear power plant is kept separate from the water that is heated to produce steam for the turbine generators

Describe the difference between exocrine glands and endocrine glands. list below an example of each and what hormone they release.

A 63-year old woman with bladder cancer has her bladder removed. what is the name of this surgical procedure?

Which of the following best explains the natural cause of a decrease in biomass as succession peaks in a climax community? Select one: a.

Question 2 For an object to remain at rest, which of the following must be true? A. The forces on it are balanced B. There is no friction C. Gravity doesn't act on it D. The object has no mass

Why is Compound X most likely an enzyme?

What is the name of the process in which tRNA is involved in making proteins?

What idea introduced by Malinowski is fundamental to all research conducted by contemporary cultural anthropologists? a. archival research b. engaged anthropology c. participant observation d. synchronic study

One reason common names are not useful to biologists is that they ... A. are in Latin. B. can apply to more than one animal. C. are too long. D. require the use of a dichotomous key. what is the answer nd why?

A species of butterfly has alleles for wing color that are either blue or orange. When a blue butterfly and an orange butterfly mate, their offspring have wings that are both blue and orange. Explain the process through which wing color is expressed.