Question 1

Which of the following best describes the anatomical position?

Accepted Answer

Standing upright, arms at sides, palms facing forward, feet together

Question 2

A surgeon makes a cut that divides the body into unequal left and right portions. Which plane is used?

Accepted Answer

Parasagittal plane

Question 3

Which abdominopelvic region contains the majority of the stomach?

Accepted Answer

Epigastric region

Question 4

Which serous membrane directly covers the lungs?

Accepted Answer

Visceral pleura

Question 5

Which type of membrane junction allows ions and small molecules to pass directly from one cell to another?

Accepted Answer

Gap junction

Question 6

Which organelle is primarily responsible for ATP production in eukaryotic cells?

Accepted Answer

Mitochondria

Question 7

Which cytoskeletal component is most important for maintaining cell shape and resisting mechanical stress?

Accepted Answer

Intermediate filaments

Question 8

During mitosis, which phase is characterized by the alignment of chromosomes along the cell's equator?

Accepted Answer

Metaphase

Question 9

Which of the following is an example of negative feedback in homeostasis?

Accepted Answer

Regulation of blood glucose by insulin

Question 10

Which functional group is represented by the formula $$-\mathrm{COOH}$$?

Accepted Answer

Carboxyl group

Question 11

Which macromolecule is primarily responsible for storing genetic information?

Accepted Answer

Nucleic acids

Question 12

Which of the following statements about DNA replication is correct?

Accepted Answer

DNA polymerase synthesizes new DNA in the $$5' \rightarrow 3'$$ direction

Question 13

Which nitrogenous base is found in RNA but not in DNA?

Accepted Answer

Uracil

Question 14

In the process of transcription, which enzyme synthesizes RNA from a DNA template?

Accepted Answer

RNA polymerase

Question 15

Which of the following best describes the antiparallel orientation of DNA strands?

Accepted Answer

One strand runs $$5' \rightarrow 3'$$ and the other runs $$3' \rightarrow 5'$$

Question 16

Which type of transport requires energy and moves substances against their concentration gradient?

Accepted Answer

Active transport

Question 17

A patient is given a solution with a pH of 2. Which statement is correct?

Accepted Answer

The solution is highly acidic, with a high concentration of $$\mathrm{H^+}$$ ions

Question 18

Which of the following best explains why water is an effective solvent for biological molecules?

Accepted Answer

Water is polar and can form hydrogen bonds with many substances

Question 19

Which of the following is a correct example of base pairing in DNA?

Accepted Answer

Adenine pairs with Thymine via two hydrogen bonds

Question 20

A cell is observed to have a large number of rough endoplasmic reticulum (RER). What is the most likely function of this cell?

Accepted Answer

Synthesis of proteins for export

ANP Study Guide: Human Body Orientation, Chemistry, Cells, and Molecular Biology

Study Guide - Practice Questions