Because the corn is grown locally and the guys prefer to put money back into the local economy because beans and rice provides many more calories than they need because they are getting sick of the taste of beans and rice because corn can be made into tortillas, which are cheaper and have more calories
Answer:
A) air
Explanation:
air is a mixture of various gases ...
Answer: Option B.
Explanation:
The first experiment of the passage shows that treatment with TGFBR1 and TGFBR2 antagonists led to lower levels of epithelial cell production. For this conclusion to be strongly valid, we want to show a positive correlation between TGFBR activity and epithelial proliferation.
A hormone is a regulatory molecule that is secreted into the blood by an endocrine gland