What can fossils tell scientists about earths past?

What type of radiation does the ozone effect?

The carbon cycle has both a short-term and long-term component. true false

When rocks form in a discontinuous fashion, they are formed suddenly and their minerals change True or False

Which cell is the precursor of all types of blood formed elements?

When hardy-Weinberg principle

Explain why the number of tuskless elephant in Uganda may be increasing.

A person who has a disorder caused by a recessive allele is a. considered a carrier of the disorder. b. homozygous for the recessive allele. c. unable to pass the allele to offspring. d. certain to have offspring with the disorder.

After strenuous exercise sore muscles can occur because of? A. A stretching of the muscle tissue B. Too much oxygen in the blood C. A buildup of lactic acid in the tissues D. Too much glucose in the blood

Some types of cells require synthesis of large quantities of protein. These cells contain multiple nuclei to speed the synthesis process. Which of the following would most benefit from having multiple nuclei? A. skeletal muscle cells B.

Develop 3 questions about how genetic disorders are passed from one generation to the next, using the terms: DNA, chromosomes, and heredity.