Which best describes a gene?

A: different allele form of a trait

B: tightly coiled strands of DNA

C: the center of a chromosome

D: a segment of a chromosomal DNA

Who discovered the first real evidence of the big bang?

Explain why the type of energy is different for photosynthesis and respiration.

Starch digestion is complete by the time the food reaches the small intestine. True or false?

Big Bend National Park in Texas is mostly Chihuahuan desert, where rainfall averages about 25 centimeters per year. Yet, it is not uncommon when hiking in this extremely arid zone to encounter mosses and ferns.

Why is it important to look at birth and death rates while considering population size

Where does anerobic phase in cellular respiration occur

In mice, brown eyes (B) are dominant over blue (b). A homozygous brown-eyed male mouse mates with a blue-eyed female and they have offspring. What are the phenotypes and genotypes of their offspring? What are the genotypes of the parents?

Cholera is a bacterial infection of the small intestine. Vaccination provides protection against cholera. The cholera vaccine is made up of weakend form of the bacteria that causes cholera.

If you have a cold that causes congestion in your sinuses, how might that affect your sense of smell?

Equine chiropractors specialize in treating what type of animal? Dogs Cats Horses Monkeys