Answer:
B. Oxygen molecules recombine to allow cells to get larger
A paleontologist can use radiometric dating (also known as carbon dating), to determine the age of a fossil. They do this by measuring the decay of isotopes in either the fossil itself or the rocks associated with it. A carbon-14 isotope takes about<span> 5,730 years to halfway decay, knowing this information paleontologists can date a fossil by how long the fossil has been decaying with the use of special tools.
http://hyperphysics.phy-astr.gsu.edu/hbase/Nuclear/cardat.html
</span>
Answer:
<em><u>Commensalism</u></em>=Birds that live among cattle to eat insects stirred up by grazing. it
<em><u>Commensalism</u></em>=An Egyptian plover eating bugs off of a giraffe or rhino.
<em><u>Parasitism</u></em>=A tick living on a dog drinking its blood
<em><u>Predation</u></em>=A bear catching and eating a salmon from a river.
<em><u>Predation</u></em>=A bobcat catching and eating a rabbit.
<em><u>Mutualism</u></em>=A clown fish living in the tentacles of an anemone protected from predators.
<em><u>Mutualism</u></em>=Bees gathering nectar and then spreading pollen from a flower.
<em>Parasitism</em>=A tapeworm living in the digestive system of a horse.
Vascular tissue is located inside the pericycle of a root, which I believe would be considered the inner layer.
Because when you go and restart space tourism you never go back to the data you found before hand
