Unit 1 Quiz 2

Question 1

What does the kineticore do?

Answer 1

Is attached to actin so that the actin can pull it to another cell

Question 2

What is interface?

Answer 2

Resting period
Histones are in the nucleus
Actin is at the surface

Question 3

What is Proface?

Answer 3

Step 1 of Mitosis
When ready to duplicate, two bundles of motor proteins form, chromosomes are made, actin highways are formed at centroles

Question 4

What is Metaphase?

Answer 4

Step 2 of Mitosis

Actin connects to kineticore to prepare to seperate

Question 5

What is Anaphase?

Answer 5

Step 3 of Mitosis

Actin pulls the copied chromosomes to their respectible sides

Question 6

What is Telophase?

Answer 6

Step 4 of Mitosis

The cells split

Question 7

What are the stinging cells of jellyfish?

Answer 7

Cnydocytes

Question 8

What is the classification for jellyfish?

Answer 8

Scyphoza

Question 9

What is the classification for comb jellies?

Answer 9

Ctenophora

Question 10

What is the classification for sea sponges?

Answer 10

Porifera

Question 11

What is the classifications for jellyfish/polyps?

Answer 11

Cnydarians

Question 12

What animal has never been seen in nature?

Answer 12

Placoza

Question 13

What animal was the first to show nerves?

Answer 13

Cnidaria

Question 14

What do nerves help move?

Answer 14

Muscles

Question 15

Besides stinging, what other ways do Ctenophores catch their prey?

Answer 15

Sticky tenticles

Question 16

What two classifications have true tissues?

Answer 16

Cnidarian

Ctenophore

Question 17

What is it called when a sperm meets an egg?

Answer 17

cygo

Question 18

When cells keep multiplying, what is it called when they make a hollow sphere?

Answer 18

Blastula

Question 19

What type of symmetry does a Cnidarian have?

Answer 19

Radial

Question 20

What type of symmetry does a Porifera (sea sponge) have?

Answer 20

Does not have symmetry

Question 21

What is a ganglia?

Answer 21

where many cells diverge

Question 22

What classification has ganglias?

Answer 22

Ctenaphores

Question 23

What book is Mr. Ford reading?

Answer 23

Shock Therapy

Question 24

What is the colonial hypothesis?

Answer 24

Cells that can live by itself, but wants to live in a colony

They become interdependent on each otehr

Question 25

What is the Syncytial Hypotesis?

Answer 25

2 nuclei are in one cell, so they have to turn off their genes in order to cooperate

Question 26

What is collogen?

Answer 26

Used to fill the cell | Most used substance in a cell

Question 27

What is the inside of a cell called?

Answer 27

endoderm

Question 28

What is the outside of a cell called?

Answer 28

exoderm

Question 29

What does a porifera need to become a cell?

Answer 29

spicules to use sand and salt water

Question 30

What increases in a porifera cell?

Answer 30

surface area to filter more food

Question 31

What is found in the skeleton of all sponges?

Answer 31

Spongin and collagen

Question 32

What is the most useful body type in sponges?

Answer 32

Leucon

Question 33

How do sponges eat?

Answer 33

filter feeding