The oceanic lithosphere is More rigid than the continental lithosphere More plastic than the asthenosphere Less dense than the continental lithosphere More dense than the continental lithosphere

Which of the following sex and generation combinations directly produces the pollen tube of angiosperms? a) male gametophyteb) female gametophytec) male sporophyted) female sporophyte

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

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