Read the following scenario and identify the control group, the experimental group, the independent variable, and the dependent variable. A medicine company wants to test their new formula Tylenol on the effects of symptom disappearance like fever and chills. In order to prove its quality, they set up a group of 100 people. 50 of these people get the new formula Tylenol while the other 50 people get the old, normal Tylenol.

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.

What is the next step in muscle contraction after the actin changes shape? (apex)

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?