Science Study Guide

Question 1

G1 of Cell Cycle

1st

Answer 1

Increase in size/new organelles

Question 2

S of Cell Cycle

Answer 2

Synthesis phase, portion of interphase where DNA is replicated

Question 3

G2 of Cell Cycle

3rd Step

Answer 3

Continue to grow- produces proteins

Question 4

Cell Cycle

Answer 4

Growth, repair, replacement, reproduction, the cycle a cell goes through

Question 5

What moves the chromatids during mitosis?

Answer 5

Spindle Fibers

Question 6

What is created from mitosis?

daughter cell

Answer 6

2 daughter cells that are identical to the parent cell

Question 7

1st part of the cell cycle

Answer 7

Interphase

Question 8

Interphase means…

Answer 8

a period of growth, replication, and preparing for mitosis

Question 9

2nd part of the cell cycle

Answer 9

Mitosis

Question 10

Mitosis means…

Answer 10

the process when the nucleus and its contents divide

Question 11

3rd part of the cell cycle

Answer 11

Cytokinesis

Question 12

Cytokinesis means…

Answer 12

the cytoplasm and its contents divide

Question 13

Nuclear membrane dissolves in this phase

Answer 13

Prophase

Question 14

Nuclear membrane reappears in this phase

Answer 14

Telophase

Question 15

What does the centromere do?

Answer 15

It holds the sister chromatids together

Question 16

Chromosomes replicate in this phase of the cell cycle

Answer 16

Interphase

Question 17

Divides in mitosis

Answer 17

nucleus and its contents

Question 18

divides in cytokinesis

Answer 18

cytoplasm

Question 19

7 types of Reproduction

Answer 19

Budding, Cloning, Binary Fission, Spore Formation, Regeneration, Cloning, Vegetative Reproduction, Parthenogenesis

Question 20

Which type of reproduction involves 2 parents?

Answer 20

Sexual

Question 21

Which type of reproduction involves regular body cells?

Answer 21

Asexual

Question 22

Which type of reproduction is slow?

Answer 22

Asexual

Question 23

Which type of reproduction is quick?

Answer 23

Sexual

Question 24

Which type of reproduction has offspring that are genetically identical to the parent?

Answer 24

Asexual

Question 25

Bacteria use this type of reproduction to reproduce

Answer 25

Binary Fission

Question 26

advantages to asexual rep.

Answer 26

does not require specialized cells, does not need alot of energy, can produce offspring quickly

Question 27

disadvantage to asexual rep.

Answer 27

limited ability to adapt

Question 28

Asexual Reproduction means...

Answer 28

Parent organism produces offspring without meiosis and fertilization

Question 29

Budding

Answer 29

parent produces a bud, bud gets detached and develops into offspring identical to the parent

Question 30

Cloning

Answer 30

performed in a lab, scientists and farmers use it to make copies of organisms/ cells w desirable traits

Question 31

Organisms that use regeneration

Answer 31

sea urchins, sea stars, planarians

Question 32

Parthenogenesis

Answer 32

Producing offspring with unfertilized eggs