Answer:
(1) Red Blood Cell
(2) Enzymes
Explanation:
(1) Oxygenated Red Blood cells transport oxygen from the lungs through the body using the arteries as a channel of movement to all organs.
(2) Enzymes are proteins that catalyze chemical reaction in the digestion of food so as to break food down into a form which can be absorbed by the body.
Answer: The evolution of our ancestors has produced the product of mankind
Explanation:
B) because pesticide salesman need to make more money
C) because plants begin to eat the pesticides
D) because the explosive growth of the human population places increased demands on current farmers
Answer:
Why do humans need more potent pesticides over time?
because the target population soon develops a resistance to the chemical
Explanation:
Over time when pest are exposed to pesticides to much, at a point in time they will develop resistance which calls for change of pesticides application.
Answer:
A. Because the target population soon develops a resistance to the chemical
Explanation:
I believe this is the correct answer here because it would be similar to how humans develop tolerance for medicine and illicit drugs; over time, we would need more and more of the drug to achieve the same result. It is also logical. B and C are definitely not correct nor are they logical, and D is not logical either; human population growth does not influence current farmers that much, and even if it did, humans would not need a higher quality of pesticide, just a higher quantity.
B. The father is tt; the mother is Tt.
C. The father is Tt; the mother is TT.
D. The father is tt; the mother is TT.