More Vocabulary Terms

Question 0

Cancer

Answer 0

A disorder, in which some cells have lost the ability to control their growth rate

Question 1

Cytokinesis

Answer 1

The stage of the cycle, in which the cytoplasm is divided between the two daughter cells

Question 2

As a cell becomes larger…

Answer 2

Volume increases, but it’s surface area stays the same

Question 3

After cell division…

Answer 3

Each new cell has a higher surface area/volume ratio than the parent cell

Question 4

Better to have many smalls cells because…

Answer 4

1) Easier to transport nutrients

2) efficiently lets food in & waste out

Question 5

Homeostasis

Answer 5

Process by which organisms maintain a relatively stable internal environment

Question 6

4 bases that make up DNA:

Answer 6

Thymine
Adenine
Cytosine
Guanine

Question 7

Nucleotide has 3 parts:

Answer 7

Phosphate group (part of backbone)
Deoxyribose sugar (part of backbone)
Nitrogen (middle, containing base)

Question 8

Covalent bond

Answer 8

Between sugar & phosphate

Question 9

Hydrogen bond

Answer 9

Between bases

Question 10

DNA Replication

Answer 10

Making exact copies of a DNA Molecule

Question 11

Helipads

Answer 11

An enzyme that breaks down the hydrogen bonds between the bases and forms the replication fork

Question 12

Messenger RNA

Answer 12

Carries genetic information from the nucleus to ribosomes in the cytosol

Question 13

Transfer RNA

Answer 13

Binds to amino acids and transfers them to the Messenger RNA

Question 14

Ribosomal RNA (part of ribosome)

Answer 14

Where proteins are made

Question 15

Active Transport

Answer 15

Substances move up the concentration gradient

Question 16

Osmosis

Answer 16

Water moves across the cell by a type of facilitated diffusion

Question 17

Passive transport

Answer 17

Substances can move through the cell