Karina is looking at a cell under the microscope. it is the only cell in the organism, which has a cell wall and no nucleus or membrane bound organelles. in which kingdom should this organism be classified?

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -

Which of the following organisms are capable of self-fertilization? a. plants b. tigers c. humans

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