Science: Life Science

Question 1

Special type of protein that speeds up chemical reaction

Ex: breaking down food

Answer 1

Enzymes

Question 2

DNA four types of nucleotides ( small molecules that makes up DNA)

RNA substitutes…

Answer 2

Adenine
Cytosine
Guanine
Thymine

RNA: Uracil for thymine

AT and CG or AU

Question 3

Single celled organism

No nucleus, mitochondria, chloroplasts

Answer 3

Prokaryotes

Ex: bacteria

Question 4

Contain a nucleus
Multicellular organisms

Chromosomes found in _

Answer 4

Eukaryotes

Nucleus

Question 5

Organelles:

Produce energy
Produce proteins
Store water and other molecules

Answer 5

Mitochondria
Ribosomes
Vacuoles

Question 6

Plants store energy from sunlight as sugars, energy source for cell function

Answer 6

Photosynthesis

Question 7

_ phase

Duplicates DNA

Answer 7

Prophase

Question 8

_ phase

Chromosomes line up in pairs along central axis in cell

Answer 8

Metaphase

Question 9

_ phase

Pairs begin to split - one chromosome to one side and other toward opposite side

Answer 9

Anaphase

Question 10

_ Phase

Cell membrane splits…two new cells are formed

Answer 10

Telophase

Question 11

_ phase

division is complete
2 cells return to normal rest ing states

Answer 11

Interphase

Question 12

I
Picked 
My 
Apples
Today

Answer 12

Interphase
Prophase
Metaphase
Anaphase
 telophase

Question 13

Produces two cells with the same DNA* same # of chromosomes as parent cell*

Formation of reproductive cells

Answer 13

Mitosis

Meiosis

Question 14

Chromosomes in reproductive cells

chromosomes in body cells

Answer 14

23

46

Question 15

Bacterial chromosome found in

Answer 15

Cytoplasm

Question 16

One ATP molecule produces two molecules of pyruvate during…

Answer 16

Glycolysis

Question 17

Krebs cycle in:

Prokaryotes

Eukaryotes

Answer 17

Prokaryotes- cytoplasm

Eukaryotes- mitochondria

Question 18

Plants make glucose from (2)

How?

Process called?

Answer 18

Carbon dioxide and water

Use sunlight through photosynthesis

Calvin cycle

Question 19

Tiny packet of energy from the sun absorbed by chlorophyll

Answer 19

Photon

Question 20

molecules of ATP produced during electron transport

Answer 20

34

Question 21

molecules of ATP produced during glycolysis

Answer 21

2

Question 22

molecules produced during Krebs cycle

Answer 22

2

Question 23

molecules produced during entire process of cellular respiration

Answer 23

38

Question 24

Photosynthesis takes place in

Answer 24

Chloroplast

Question 25

Endoplasmic reticulum synthesizes

Answer 25

Proteins and lipids