Some plant seeds have special spiky barbs that can easily get tangled in an animal's fur.

The spiky structure of these seeds most likely benefits a plant by
A.
keeping the seeds from being moved away from the parent plant.
B.
helping the seeds to be scattered in new areas to grow.
C.
attracting pollinators with their bright color and fruity smell.
D.
keeping animals far away from the parent plant.

(Its B)

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

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false

Crossing over is a method of (blank)?