Which of the following best describes a gene?

A) A length of DNA which codes for a particular protein.

B) A length of protein which codes for DNA

C) All your traits

D) A carbohydrates which codes for different traits in an organism

Dopamine may function as a prolactin-inhibiting hormone. a. True b. False

What do both producers and consumers have in common

A person constantly comes in contact with pathogens that can infect body cells and cause disease. Which organ system is involved in protecting the body from both infectious and noninfectious diseases? A. muscular system B. nervous system C.

Bacterial cells such as escherichia coli transfer pieces of genetic material in a process called a. binary fission. c. conjugation. b. mitosis. d. sexual reproduction.

What would happen to the current model of the atom if new information about its structure is discovered in the future? A. The current atomic model would be revised B. The current atomic model would be strengthened C.

Which of the following is a way that human modification of limiting factors causes unbalance in ecosystems? a. habitat loss b. pollution c. climate changes d. all of the above

What is the difference between dominant and ressesive trait

which statement best describes how genes are able to produce a organism's traits? A. Genes have versions called alleles, which produce different traits. B. Genes exit the nucleus and go to ribosomes, where proteins form. C.

How did the introduction or extermination of the species impact society?

How many crabs are in hawaii