PLEASE? it does have to be very long... Describe why the new organism created during sexual reproduction is not an exact copy of the parent(s)?

How does an angiosperm prevent self pollination

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

Describe the function of the endomembrane system? what organelles are involved?