Intro to cell/ harvest of energy

Question 1

Functions of Membrane Protein

Answer 1

Transport, cell to cell recognition, intercellular joining, signal transduction, attachment to Cytoskeleton and ECM, Enzymatic Activity

Question 2

Chromatin

Answer 2

DNA with histones

Question 3

Cytoskeleton component that is the smallest, and what it contains?

Answer 3

Microfilament, actin

Question 4

Biggest cytoskeleton that consists cilia or flagella, chromosome movement?

Answer 4

Microtubules

Question 5

cytoskeleton that changes cell shape and contracts muscle?

Answer 5

Microfilament

Question 6

Pyruvate oxidation is pyruvate to ________________

Answer 6

Acetyl coA

Question 7

Citric Acid product per 1 glucose

Answer 7

2ATP, 6NADH, 2FADH2, 4CO2

Question 8

Glycolysis is Glucose to _________

Answer 8

Pyruvate

Question 9

Oxidative phosphorylation is consisted of the two steps:

Answer 9

Electron transport chain and chemiosmosis

Question 10

Place of ribosome subunit assemble

Answer 10

Nucleolus

Question 11

Place of rRNA production

Answer 11

nucleolus

Question 12

Cell specific organelle that creates steroids and houses protein

Answer 12

Smooth endoplasmic reticulum

Question 13

Golgi apparatus vesicles

Answer 13

Transport vesicle, secretory vesicle, membrane vesicle

Question 14

Lysosomes digest

Answer 14

Cell components(organelle), cell, substance that enter cell

Question 15

Inner mitochondria membrane has cristae, what is the fluid that is contained in the cristae?

Answer 15

Matrix

Question 16

microfilament function

Answer 16

Bear tension by attaching to plasma membrane proteins, promote amoeboid motility

Question 17

Microfilaments are found at:

Answer 17

the periphery and interior lining of cell

Question 18

microfilaments can be assembled and disassembled. They are :

Answer 18

dynamic

Question 19

Intermediate filaments are Keratin, its functions are:

Answer 19

Bear tension and weight by cell anchoring, acts as a cell scaffold for organelles(nucleus)

Question 20

Microtubules extend from :

Answer 20

centriole

Question 21

microtubule functions include:

Answer 21

support cell shape and size, guide for movement of organelles, chromosome organization, support and movement of cilia/flagella

Question 22

microtubule functions include:

Answer 22

support cell shape and size, guide for movement of organelles, chromosome organization, support and movement of cilia/flagella

Question 23

Most permanent cytoskeleton component is:

Answer 23

intermediate filament(keratin )

Question 24

Dynamic cytoskeleton filaments?

Answer 24

Microtubules and microfilament

Question 25

Glucose macromolecules to store for harder times ?

Answer 25

glycogen

Question 26

Glycogen catabolism reactions are stimulated by what enzyme :

Answer 26

glucagon

Question 27

glucose usage is stimulated by what enzyme?

Answer 27

insulin

Question 28

which Pancreas Alpha/ beta cells secrete insulin?

Answer 28

Beta cells

Question 29

Which step of cellular respiration happens in the cytosol? And does it require oxygen?

Answer 29

Glycolysis, and it does not need oxygen

Question 30

how many of each NADH and ATP molecules are produced in glycolysis?

Answer 30

2,2

Question 31

How many each of NADH and CO2 is produced by pyruvate oxidation?

Answer 31

2,2

Question 32

The production of ATP in glycolysis and Citric acid cycle is via

Answer 32

substrate phosphorylation

Question 33

Final electron acceptor in electron transport chain?

Answer 33

oxygen -> H2O

Question 34

The electron transport chain occurs at

Answer 34

proteins in the inner membrane

Question 35

Chemiosmosis produces how many ATP?

Answer 35

26 OR 28

Question 36

What controls cellular respiration which is inhibited by citrate and ATP?

Answer 36

phosphofructokinase

Question 37

what stimulates phosphofructokinase?

Answer 37

AMP

Question 38

what is phosphofructokinase?

Answer 38

a molecule that controls cellular respiration, substrate molecule that makes pyruvate, and can be inhibited by citrate and ATP produced later on.

Question 39

what promotes glucose uptake(ATP production or storage in liver)?

Answer 39

insulin