Pre-course review

Question 1

What is the function of skin?

Answer 1

Exterior Protection

Question 2

What is the function of endocrine system?

Answer 2

hormonal signaling

Question 3

What is the function of nervous system?

Answer 3

detects and processes environmental changes via neural signaling

Question 4

What is the function of skeletal muslces?

Answer 4

movement

Question 5

What is the function of blood?

Answer 5

circulation
immune function
gas exchange (breathing)

Question 6

The attraction between individual water molecules creates a bond known as:

Answer 6

hydrogen bond

Question 7

A chemical bond formed when electrons are shared between two atoms is called:

Answer 7

Covalent bond

Question 8

_____ is the net movement of anything from a region of higher concentration to a region of lower concentration

Answer 8

Diffusion

Question 9

Oil floating on the surface of water is an example of:

Answer 9

hydrophobic interaction

Question 10

which of the following bases is uniqe to deoxyribonucleic acids?

uracil
adenine
cytosine
thymine

Answer 10

thymine

Question 11

In DNA replication, the unwinding of DNA strands is performed by:

Answer 11

DNA helicase

Question 12

According to Central Dogma, _____ is generated from translation.

Answer 12

protein

Question 13

According to Central Dogma, _____ is generated from transcription

Answer 13

mRNA

Question 14

Meiosis is a type of cell division that results in ___ cells, each having half the number of chromosomes of the original cell.

Answer 14

4

Question 15

The _____ serves both as a repository of genetic information and as the cell’s control center.

Answer 15

nucleus

Question 16

Which organelle is referred to as the powerhouse of the cell?

Answer 16

mitochondria

Question 17

Transcription always takes place in the _____.

Answer 17

nucleus

Question 18

_____ is a process where a cell moves large materials from inside the cell to the outside of the cell using small spheres of membranes called vesicles

Answer 18

Exocytosis

Question 19

______ tissues line the outer surfaces of organs and blood vessels throughout the body, as well as the inner surfaces of cavities in many internal organs.

Answer 19

Epithelial

Question 20

The major currency used by the cell is _____.

Answer 20

ATP

Question 21

What does a nucleotide consist of?

Answer 21

nitrogenous base
pentose sugar
phosphate

Question 22

The pancrease is a major organ that is found in the _____ system

Answer 22

digestive

Question 23

The various blood cells in the body are produced in the:

Answer 23

bone marrow

Question 24

The _____ removes waste products from the blood and produce urine

Answer 24

kidney

Question 25

Which of the following proteins would lack a signal peptide?

hormonal
tubulin

Answer 25

tubulin

Question 26

The start codon initiates

Question 27

Glycosylation occurs in the

Question 28

The membrane bound organelle that contains all the cells genentic material is the

Answer 28

nucleus