ATI RN
Questions About Cells and Tissues Questions
Question 1 of 5
The main structural molecule of the plasma membrane is:
Correct Answer: D
Rationale: Phospholipids form the bilayer, the primary structural component of the plasma membrane.
Question 2 of 5
Blood pressure helps to move water and dissolved solutes out of a capillary from a higher pressure to a lower pressure. This is called
Correct Answer: C
Rationale: Filtration uses pressure to push water and solutes out of capillaries.
Question 3 of 5
Upon completion of DNA replication, the new molecule of DNA consists of:
Correct Answer: C
Rationale: DNA replication is semi-conservative, with each new molecule having one old and one new strand.
Question 4 of 5
The spindle fibers form between the centrioles during of mitosis.
Correct Answer: A
Rationale: Spindle fibers form in prophase as centrioles move apart.
Question 5 of 5
The smallest unit of an element that has all the properties of that element is a(an):
Correct Answer: A
Rationale: An atom is the smallest unit retaining an element's chemical properties.