1.1

Question 1

What is the basic structural unit of life?

Answer 1

The cell

Question 2

True or False: All living organisms are composed of cells.

Answer 2

True

Question 3

What is the term for cells having different functions in an organism?

Answer 3

Cell diversity

Question 4

Fill in the blank: Cell diversity is essential for ________ in multicellular organisms.

Answer 4

specialization

Question 5

What are the two main types of cells in the human body?

Answer 5

Somatic cells and germ cells

Question 6

Which type of cell is responsible for transmitting genetic information to offspring?

Answer 6

Germ cells

Question 7

What is the term for the process by which cells become specialized for specific functions?

Answer 7

Cell differentiation

Question 8

True or False: Stem cells have the ability to differentiate into various cell types.

Answer 8

True

Question 9

What is the term for the ability of stem cells to divide and produce more stem cells or differentiate into specialized cells?

Answer 9

Self-renewal

Question 10

Fill in the blank: Stem cells are found in ________ tissues.

Answer 10

adult

Question 11

Which type of stem cell is found in embryos and can differentiate into any cell type?

Answer 11

Embryonic stem cells

Question 12

What is the term for the process by which cells change in response to their environment?

Answer 12

Cell plasticity

Question 13

True or False: Cell plasticity allows cells to adapt to different conditions and perform different functions.

Answer 13

True

Question 14

What is the term for the ability of cells to change their fate and become a different cell type?

Answer 14

Transdifferentiation

Question 15

Fill in the blank: Cell diversity is important for maintaining ________ in tissues and organs.

Answer 15

homeostasis

Question 16

Which type of cells are responsible for repairing damaged tissues in the body?

Answer 16

Stem cells

Question 17

What is the term for the process by which stem cells migrate to damaged tissues and differentiate into the required cell types?

Answer 17

Regeneration

Question 18

True or False: Stem cells have the potential to be used in regenerative medicine to treat various diseases.

Answer 18

True

Question 19

What is the term for the process by which cells become cancerous and grow uncontrollably?

Answer 19

Tumorigenesis

Question 20

Fill in the blank: Tumorigenesis results from ________ in the normal cell cycle control mechanisms.

Answer 20

disruptions

Question 21

Which type of cells have the ability to divide indefinitely and are often associated with cancer?

Answer 21

Cancer stem cells

Question 22

What is the term for the study of the structure and function of cells?

Answer 22

Cell biology

Question 23

True or False: All cells in an organism have the same genetic information.

Answer 23

True

Question 24

Fill in the blank: Cells can differ in their gene expression patterns due to variations in ________.

Answer 24

environmental signals

Question 25

Which type of cells are responsible for producing antibodies in the immune system?

Answer 25

B cells

Question 26

What is the term for the process by which cells engulf and digest foreign particles or dead cells?

Answer 26

Phagocytosis

Question 27

True or False: Cells communicate with each other through chemical signals.

Answer 27

True

Question 28

Fill in the blank: Cell diversity allows for ________ interactions between cells.

Answer 28

specific

Question 29

Which type of cells are responsible for transmitting electrical signals in the nervous system?

Answer 29

Neurons

Question 30

What makes cell different

Answer 30

Size shape, chemical requirements, cell function.

Question 31

What do cells have in common?

Answer 31

Same sort f molecules, membrane, organelles, genetic material, proteins and ribozymes

Question 32

What is the first cell?

Answer 32

Phospholipid

Question 33

What is the earliest pathway for mechanism of atp generation?

Answer 33

Hydrolysis and fermentation C6H12O6-C3H6O3. Generates 2 ATP. Glucose - lactic acid

Question 34

Second pathway for atp mechanism

Answer 34

Photosynthesis - sunlight- Glucose 6CO2+H2O-C6H12O+6O2

Question 35

Lastatp mechanism

Answer 35

Oxidative metabolism C6H12016+6CO2- 6H20+6CO2 Enervates 38 atp

Question 36

ATO IS?

Answer 36

RNA building nucleotide

Question 37

How many nucleotides are needed

Answer 37

8

Question 38

Nucleotides are composed of

Answer 38

Nitrogen’s base, phosphate group, and Penrose sugar

Question 39

What are the. Main tissues in animals

Answer 39

Epithelial connective, nervous and muscle