Two factors that drive natural selection are listed below. 1. percentage of young that survive 2. ability to produce offspring which statement is true about the two factors? factor 1 causes genetic variation and factor 2 causes differential reproductive success. factor 1 causes differential reproductive success and factor 2 causes genetic variation. both factors cause differential reproductive success. both factors cause genetic variation.

15 points come and ! in which environment is someone least likely to find fungi growing? a around the sides of a hot tub b on a log in a tropical forest c beneath a mat in a shower d under a rock in the desert

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

Which of these best describes wde by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm