Q: The db gene encodes the which receptor? Choices: - glucose - opioid - estrogen - leptin A:
leptin

(Question)
Q: Two important concepts, niche and habitat, are associated with what? Choices: - natural selection - plant - water - ecosystem A:
(Answer)
ecosystem

Ques: Q: Introduction genetics is the study of what? Choices: - biology - variability - obesity - heredity A:
Ans: heredity

(Q).
Q: The denser regions of the electron cloud are called what? Choices: - cores - lattices - isotopes - orbitals A:
(A).
orbitals

Ques:Q: What term is not the same as energy, but means the energy per unit charge? Choices: - frequency - speed - mass - voltage A:

Ans:voltage

Ques: Q: What are biological catalysts that speeds up biochemical reactions? Choices: - carbohydrates - hormones - proteins - enzymes A:
Ans:
enzymes