When we think of respiration, we usually think of inhaling oxygen and exhaling carbon dioxide. Assuming that all of the CO2 we exhale is waste
from cellular respiration, how does the carbon atom in CO2 enter the body?
A. In a molecule of carbon dioxide
B. In a molecule of water
C. In a molecule of glucose
D. In particulate matter we inhale.

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?