Aman is pushing a heavy crate up an inclined plane (ramp) into the back of semi trailer. what can the man do to make it easier to get the crate up the ramp?

a)
use gloves.

b)
make the ramp longer.

c)
make the ramp shorter.

d)
pull it instead of push it.

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.