Q: Which carrier molecule becomes less effective at binding oxygen as temperature increases? Choices: - water - helium - hydrogen - hemoglobin A:
hemoglobin

(Question)
Q: Amino acids are joined together to form a chain at what molecular structure? Choices: - chloroplasts - chromosomes - DNA - ribosomes A:
(Answer)
ribosomes

Ques: Q: The urea cycle, a set of biochemical reactions that produces urea from ammonium ions to prevent toxicity, occurs to some extent in the kidney, but primarily in what organ? Choices: - spleen - skin - colon - liver A:
Ans: liver

(Q).
Q: What does the placenta sustain during pregnancy? Choices: - the heart - the mother - the endocrine system - the fetus A:
(A).
the fetus

Ques:Q: What is the tube-like device used to reliably measure lower levels of radiation? Choices: - Richter scale - weber counter - MRI machine - geiger counter A:

Ans:geiger counter

Q: What unit of power is equal to 1 joule of energy per second? Choices: - hertz - byte - volt - watt A:
watt