A & P Test 2

Question 1

Lysosome

Answer 1

intracellular digestion

Question 2

Ribosome

Answer 2

protein synthesis

Question 3

Rough ER

Answer 3

encloses proteins in vesicles for transport to Golgi Apparatus

Question 4

Smooth ER

Answer 4

Site of lipid and steriod synthesis lipid metabolism and drug detoxification

Question 5

Golgi Apparatus

Answer 5

modifies, concentrates, packages proteins for secreation from cell

Question 6

Peroxisomes

Answer 6

Enzymes detoxify harmful substances

Question 7

Mitochondria

Answer 7

Produces ATP

Question 8

Cilia

Answer 8

Move substances across cell

Question 9

Flagella

Answer 9

Large Tail like projection that propels the cell

only in human sperm cell

Question 10

Nucleus

Answer 10

Control center of cell genetic information

Question 11

Microvilli

Answer 11

increase surface area of plasma membrane for absorption

Question 12

Chromatin

Answer 12

DNA consitutes genes and proteins

Question 13

Main Structures of the Cell

Answer 13

• Plasma Membran
• Cytoplasm
• Nucleus

Question 14

4 Facts about cell membran

Answer 14

1. Phospholipid bylayer
2. inside in and outside out
3. glykokalyic - cell marker for cells to recognize each outher
4. receptor sites

Question 15

Cytoplasm

Answer 15

jello salad like substance between the plasma membran and nucleus where cellular activites take place

Question 16

Gap junctions

Answer 16

communication between adhecent electrically excitable cells like the heart

Question 17

Tight junctions

Answer 17

impermeable junction that circles the cell inside in and outside out like the digective tract

Question 18

diffusion

Answer 18

high concentration -> low concentration

Question 19

Osmosis

Answer 19

Diffusion of water through selectivley permeable membrane

Question 20

Active Transport

Answer 20

requires energy (atp)

Question 21

Cell Cycle

Answer 21

the series of changes a cell goes through from the time it is formed until it reproduces

Question 22

Cell

Answer 22

smallest unit of life by itself

Question 23

Which organelle contains our genetic material?

Answer 23

Nucleus

Question 24

4 Organic compounds

Answer 24

1. Lipids
2. Proteins
3. Carbohydrates
4. nucleic acid

Question 25

What is the diffrence between organic and organic compounds?

Answer 25

Organic is living and contains carbon Inorganic is dead and contains no carbon

Question 26

Carbohydrates Function

Answer 26

cellular fuel

Question 27

Proteins Function

Answer 27

basic structural material of body

Question 28

Lipids Function

Answer 28

fats source of stored energy - phospholipid bylayer

Question 29

Transcription

Answer 29

syntesis of mRNA using bas sequence of DNA Occurs in the Nucleus

Question 30

Translation

Answer 30

Synthesis of Protein using codon sequence of mRNA to direct the amino acid sequence of protein. Ribosome

Question 31

2 Important Things DNA is responsable for?

Answer 31

1. Protein Syntheisis | 2. Our Genetic Code

Question 32

What is our Genetic Code?

Answer 32

The sequence of amino acids in a protein determined by sequence of nucleotides in DNA.

Question 33

Where is DNA found?

Answer 33

Nucleus

Question 34

What is DNA associated with?

Answer 34

genes

Question 35

deoxyribos

Answer 35

5 carbon sugars of DNA

Question 36

Base Pairs of DNA

Answer 36

adamine>Thymine Guanine>Cytosine

Question 37

What does DNA function with?

Answer 37

Molecular Inheritence

Question 38

Where is RNA found?

Answer 38

Cytoplasm & nucleus

Question 39

What is RNA assosiated with?

Answer 39

Combines with proteins ain ribosomes as mRNA and tNA

Question 40

ribos

Answer 40

5 carbon sugars of RNA

Question 41

Base pairs of RNA

Answer 41

Adenine-Uracil Guanine - Cytosine

Question 42

RNA function

Answer 42

protein synthesis

Question 43

What does mRNA do?

Answer 43

nuclear DNA instrucions into the cytoplasm via transcription

Question 44

what does tRNA do?

Answer 44

carries amino acid to ribosome for protein syntheisis

Question 45

What is a protein made of?

Answer 45

amino acid

Question 46

what is a codon?

Answer 46

3 base sequence of RNA (code for amino acid)

Question 47

Nuclear Pore

Answer 47

the Door to the nucleus where everything goes in and out.

Question 48

DNA structural form in the nucleus. Why?

Answer 48

Double Helix - so it can fit

Question 49

The chemical linkage of amino acids to form a protein according to the message in the DNA molecule takes place where?

Answer 49

Ribosome

Question 50

What happens to the mRNA molecule after its done its job?

Answer 50

it is broken up an recycled

Question 51

3 things required for protein synthesis to take place?

Answer 51

1. Gene from DNA 2. RNA (mRNA, tRNA) 3. Amino Acids

Question 52

Semiconservative Replication

Answer 52

End result of DNA replication is 2 DNA molecules each consisting of 1 new and 1 old strand.

Question 53

3 Subatomic Particles

Answer 53

Proton, neturon, electron

Question 54

3 Types of Chemical Bonds

Answer 54

Ionic, Covalent, Hydrogen