The presence of which feature in a study is sufficient to classify it as experimental?

A) a control group

B) a random sample

C) none of the features

D) quantitative variables

4. what two main things happen during Prophase of Mitosis? Why is each necessary for the cell to divide? What would happen if those steps didn't take place?

Why weren't any of them green

What is not representative of endocrine glands?

Health care workers must use touch and invade personal space to give many types of care.

The ocean's living resources are harvested through fishing or ocean farming. T or F A non-renewable energy resource is a resource that is used faster than it can be replaced naturally.

What are the two characteristics of autotrophs

Why is it necessary to do a spinal tap when you suspect a bacterial infection of the central nervous system? why can't you use a blood test?

Name the major greenhouse gasses and how they get into the atmosphere

Which type of cell goes through the determination process?

What organic molecule is the basis of enzymes.?