Q: How many chromosomes are in a diploid human cell? Choices: - 46.63 chromosomes - 41 - 47 - 46 chromosomes A:
46 chromosomes

(Question)
Q: What is the major intracellular cation? Choices: - magnesium - sodium - glucose - potassium A:
(Answer)
potassium

Ques: Q: What rigid external structure protects shellfish and other animals and provides points of attachment for the muscles that move the appendages? Choices: - claw - cocoon - membrane - exoskeleton A:
Ans: exoskeleton

(Q).
Q: Independent assortment occurs when what go to opposite poles of the cell in anaphase i? Choices: - receptors - ballasts - prokaryotes - chromosomes A:
(A).
chromosomes

Ques:Q: Dissolved fertilizer can ultimately lead to the creation of what in lakes or coastal oceans, which means a place where nothing can live? Choices: - extinction zone - deceased zone - hydrothermal vent - dead zone A:

Ans:dead zone

Q: What is the temperature at which a substance freezes known as? Choices: - absolute zero - zero point - drop point - freezing point A:
freezing point