True or false: in some environments, a genetic predisposition to increased salt retention is probably adaptive, while in other environments this same trait is maladaptive?

Which discovery supported the endosymbiotic theory? A.) DNA in mitochondria B.) DNA in the cell nucleus C.) DNA in ribosomes D.) DNA in the cytoplasm

Elephant fingers and human fingers are probably the result of a. divergent evolution b. disruptive evolution c. convergent evolution d. Lamarckian evolution

Only the recessive allele is expressed in heterozygous individuals? True or False?

During what process does segregation occur?

Which biogeochemical cycle includes exoskeleton and shells of marine organisms as a reservoir?

Earth scientists have concluded that the methods of harnessing energy that have been used over the past two centuries, such as the burning of fossil fuels, are causing climates around the world to change more quickly and suddenly than ever before in

Th especies that is know as a robin in England has a yellow breast, and another species that is know as a robin in the United States has a red breast. Which statement about common names does this fact best exemplify

Which law best describes why the planets are pulled toward the Sun and orbit it?

if antibiotics particles are released into the simulation, will those particles have the same chance of destroying each variations of bacteria when they reach them? explain.

A marine biologist observed an organism. It had openings on its body through which food particles and water passed. Which phylum does the organism belong to? Cnidaria Porifera Platyhelminthes