A particular (blank) is the source of penicillin

Many scientists believe that stem cells might be useful for treating certain human diseases in the future. Stem cells are cells that A. lack the ability to undergo cell division through mitosis. B.

Which phrase best summarizes natural selection? a. survival of the fittest b. those that are not adapted will survive c. never happens in nature d. living things can pick their traits

Two technicians were discussing hybrid organic acid technology (HOAT) coolants. Technician A stated that hybrid organic acid technology (HOAT) coolants use organic acid salts (carboxylates) that are abrasive to water pumps.

What taxonomic level contains the least diversity?

How does the skin assist with keeping the body in homeostasis?

Which term best describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable? A) conclusion B) experiment C) hypothesis D) prediction

Mary has had several depressive episodes but only one manic episode. she would be diagnosed with:

Cross a pure-bred tall pea plant with a heterozygous tall pea plant. The allele for tall pea plants is dominant to the allele for short pea plants.

What are dolphins made / what support structures do they have?

The suture that forms the articulation of the parietal bones with the frontal bone is the