The separation of the sister chromatids occurs in:
la- anaphase I
b- metaphase I
c- anaphase I and anaphase II
d- mitotic anaphase and anaphase II
(jusitfy your answer)

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

A60-tooth gear is connected to a 72-tooth gear.if the smaller gear turns 12 times,how many turns does the larger gear make?

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d