Which of the following occurs during anaphase i of meiosis?
(a) formation of tetrads
(b) separation of homologous chromosomes
(c) crossing over
(d) separation of sister chromatids, with one chromatid pulled toward each pole
(e) assembly of chromosomes along the equatorial plane

*will mark brainliest for first correct answer* which of the following is most likely to affect the biodiversity of a park ecosystem? a. less rain than usual for several months b. ongoing pollution from a nearby factory c. park rangers plant a new type of tree d. disease wipes out an entire population

The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?