Which one of these statements about cell division is not accurate? a. everything gets divided among four daughter cells. b. damaged tissue can be repaired. c. growth of a multicellular organism can occur. d. this is one part of the cell cycle.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass