A covalent bond is formed when atoms share electrons true or flase

What is the design or organization of a text called?

Conditions on Earth influenced evolution and how biodiversity changed through time. Place the following events in order from earliest to most recent. a. Extinction of giant mammals like mastodons. b. Earth hit by large carbonaceous meteorite. c.

In a laboratory experiment the time it takes a marble to fall from a table to the floor is recorded with a stopwatch. The results are 0.38 seconds, 0.37 seconds and 0.39 seconds respectively.

Select all that apply. Which of the following chemicals are proteins? antibodies starch polysaccharides enzymes nucleic acids

Why do bacteria have to grow before reproduction?

In which part of body is not found sebaceous glands?

Which of the following accurately describes the angiosperm plant life cycle? A. The ovule develops into an anther. B. The anther produces eggs. C. The embryo develops into a seedling. D. The ovary is haploid.

Which resource is a nonrenewable resource? fresh water maple trees solar energy precious metal

The trace or remains of an organism that lived ago, most commonly preserved in sedimentary rock?

Usually flowers contain more stamens than pistil. Why?