What is the term for an organism that makes its own source of chemical energy?

A woman who has blood type A positive has a daughter whp is type O positive and son who is type B negative?

A codon, or a group of how many nucleotides, stands for a particular amino acid?

A daughter has hemophilia a recessive sex-linked what are the possible genotypes of her parents

Pet owners have abandoned their Burmese pythons in the Everglades. Native species of frogs and reptiles decrease with the introduction of the snakes.

At 21 degrees celsius which of the following would you experience Falling snow Bolling water Room temperature Temperature of the sun

Which is an example of commensalism in the tropical rainforest? a. parasites feed on the sloth's body. b. sloths are food for other animals. c. algae live in a sloth's fur, providing it with camouflage. d. insects lay eggs in the sloth's waste.

Why do you think the caterpillar is colored green?

A punnet square predicts a 9:3:3:1 ratio for phenotypes. Explain what that ratio means ...

What is the meaning of virus?

A 6-year-old boy has marked edema of the legs, accumulation of fluid in the abdomen, and a low blood serum albumin and total serum protein. his urine contains large amounts of protein. what is the most likely cause of edema?