Levels Of Orgnization

Question 1

What’s A cell?

Answer 1

A basic unit of life.

Question 2

What happens in the first 3 stages of the embryonic system?

Answer 2

The embryo changes shape.

Question 3

What happens after the first 3 stages of the embryonic system?

Answer 3

The organ gets formed properly.

Question 4

What happens in the last 3 stages of the embryonic system?

Answer 4

The organs gets bigger and stronger.

Question 5

TRUE OR FALSE: The organ is the second level of organization.

Answer 5

False.
Its the tissue

Question 6

The stem cells/embryonic cells are..

Answer 6

Highly specialized cells.

Question 7

What’s determination?

Answer 7

The stage were the cells decides to be one type of cells and they are committed into becoming one type of cells even if it got transplanted to another part of the body.

Question 8

What’s differenction?

Answer 8

The stage were the cells decide either acquire or function a specialized structure.

Question 9

What’s a tissue?

Answer 9

A group of different types of cells all together.

Question 10

What’s an organ?

Answer 10

Different types of tissues together.

Question 11

What’s an organ system?

Answer 11

A group of organs working together.

Question 12

A type of organs..?

Answer 12

Kidney, liver, lung, etc..

Question 13

Define the sensors (receptor).

Answer 13

The sensors gather information about conditions inside and outside the body.

Question 14

What compares information with the set points in the body?

Answer 14

The control center.

Question 15

Define the targets.

Answer 15

An organ, tissue, or cell that changes its activity in response to the message sent from the neurons.

Question 16

Define the communication system.

Answer 16

The communication system is the nervous/endocrine system which they carry functions throughout the body.

Question 17

What happens when cells gets turned on & off?

Answer 17

It allows the stem cells to preform specialized tasks.

Question 18

An egg and a sperm combined results in..?

Answer 18

A zygote.

Question 19

The dividing of the zygote cell is called..?

Answer 19

An embryo.

Question 20

What’s the difference between tissues and stem cells?

Answer 20

Tissues are made of different types of cells unlike the stem cells, as they’re made of indifferent types of cells.

Question 21

What are the similarities between the stem cells and tissues?

Answer 21

They all make organs.

Question 22

List the 4 types of tissues.

Answer 22

1. Muscular
2. Nervous
3. Connective
4. Epithelia

Question 23

What’s the function of the muscular tissue?

Answer 23

Allows movement and depending on the function and its amount it needs mitochondria.

Question 24

What’s the function of the nervous tissue?

Answer 24

controlling body activities.

Question 25

What’s the function of the connective tissue?

Answer 25

Provide support to the cells/organs.

Question 26

What’s the function of the epithelia tissue?

Answer 26

Works as a protective barrier.

Question 27

TRUE OR FALSE: stem cells can copy all the 4 types of tissues.

Answer 27

True, but for human they can copy only the bone marrow and the production of blood.

Question 28

List the specialized cells.

Answer 28

1. Red blood cells.
2. Nerves system.

Question 29

TRUE OR FLASE; there are 1000 types of cells.

Answer 29

False, only 200.

Question 30

Define the feedback.

Answer 30

The feedback is the information from the sensors that allows a control center to compare current conditions to a set of values.

Question 31

What system maintain homestatis and eliminate waste product?

Answer 31

Excrectory system.

Question 32

What’s apoptosis?

Answer 32

The process of the death of cells.