If a muscle cell and a clown fish contains 28 chromosomes, a clown fish egg cell would contain: A) 7 chromosomes
B) 14 chromosomes
C) 28 chromosomes
D) 42 chromosomes
E) 56 chromosomes

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism