bio Flashcards

1
Q

 The chemistry of life.
 Study of the chemical substances found in living organisms and the chemical interactions of these substance with each other.

A

Biochemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Interdisciplinary Science of Biochem

A

o
b
m
n
m
p
c
g

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The Human Body:
Organic Components

A

BIOMOLECULES
proteins
carbs
lipids
nucleic acid

NITROGENOUS NON-PROTEIN
coenzyme(vitamin)
amine hormone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Properties of Water

A

Universal Solvent
High boiling, Low freezing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Cells possesses subcellular structures called

A

ORGANELLES

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

carbs
protein
Polynucleotides
lipids

A

sugar
amino acid
rna dna
fatty acid glycerol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Basic Properties of a Cell

A
  1. highly complex and organized
  2. extract, transform and utilize energy
  3. possess a genetic program and the means to use it
  4. carry out a variety of chemical reactions
  5. are capable of self-regulation and replication
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

 All living cells fall into one of three broad categories—

A

Archaea, Bacteria and Eukarya.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

a group which are single-celled organisms that lack nuclei and other organelles.

A

prokaryotes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

have true nuclei and other organelles such as mitochondria.

A

 Eukaryotic cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

the control center of the cell and contains the genes (chromatin).

A

Nucleus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

site of ribosomal RNA synthesis

A

Nucleolus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

segregates chromatin DNA + protein) from cytoplasm.

A

Nuclear envelope

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Mitochondrion convert the energy in the bonds of ___ and___ to readily available energy in the form of ATP

A

glucose, oxygen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

– internal volume enclosed by plasma membrane.

A

 Cytoplasm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q
  • made up of an aqueous solution, contains variety of suspended particles with specific functions.
A

cytosol

17
Q

– are protein-synthesizing machines

A

 Ribosome

18
Q
  • help break down and remove old worn out cell parts.
A

 Lysosome

19
Q

primarily involved in the synthesis of membrane proteins and protein from the cell.

A

Rough Endoplasmic Reticulum

20
Q

functions include lipid synthesis and drug metabolism.

A

Smooth Endoplasmic Reticulum

21
Q

processes, packages and targets proteins to other organelles or for export.

A

Golgi Apparatus

22
Q

separates cell from environment, regulates movement of materials into and out of cell.

A

Plasma membrane

23
Q

Methods for separating organelles from cytosol and from each other, WHO DEVELOPED THEM

A

Albert Claude, Christian de Duve and George Palade

24
Q

– cells or tissues in solution are gently disrupted by physical shear. It ruptures the plasma membrane but leaves most of the organelles intact.

A

 Cell fractionation

25
Q

is then centrifuged and organelles differ in size sediments at different rates.

A

 Homogenate

26
Q

Producers in a food chain

A

Autotroph

27
Q

consumers in food chains

A

Heterotroph

28
Q

W

A

W