Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Biology 1010 > Lecture 12 - Cellular Respiration > Flashcards

Lecture 12 - Cellular Respiration Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Biology flashcards Biology 101 flashcards
1
Q

what are chromosomes made out of

A

repeating chromatids

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

what is chromatin

A

DNA + packaging proteins

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

are chromatins visible when cell is not dividing

A

barely visible

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

in what is DNA loosely packed and accessible for cell

A

in chromatin

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

describe chromosome structure

A

chromosomes -> chromatin -> nucleosomes -> DNA and histones

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

events between 1 cell division and the next

A

Cell Cycle

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

collective term for all of the DNA and associated proteins in a cell’s nucleus

A

chromatin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

a discrete, continuous molecule of DNA wrapped around protein. Eukaryotic cells contain multiple linear chromosomes, whereas bacterial cells each contain one circular chromosome

A

chromosome

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

one of two identical attached copies that make up a replicated chromosome

A

chromatid

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

a small part of a chromosome that attaches each sister chromatids to each other

A

centromere

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

what is mitosis used for

A

growth, repair, renew, asexual reproduction

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

what is mitosis not used for

A

sexual reproduction

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

what are the stages of Mitosis

A

prophase
metaphase
anaphase
telophase

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

what stage is cell not divided but very active

A

interphase

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

what stage does mitotic spindle pull to aline all chromosomes in middle of cell

A

metaphase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what stage does mitotic spindle break down

A

telophase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what stage do all chromosomes condense (chromatin compact)

A

prophase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what stage pulls on each side and separates sister chromatids

A

anaphase

19
Q

what state does nuclear envelope break apart - dumps into cytoplasm

A

prophase

20
Q

what stage does nuclear envelope reform

A

telophase

21
Q

what stage does chromatin unwind

A

telophase

22
Q

what stage does mitotic spindle attach to centromere

A

prophase

23
Q

(for purpose of this class) Cytokinesis __________ occurs without mitosis

A

ALWAYS

24
Q

what happens in cytokinesis

A

cytoplasm division of a cell at the end of mitosis or meiosis, bringing the separation into 2 daughter cells

25
Q

cytokinesis in animals

A

cell membrane

cleavage furrow results from contractile ring

26
Q

what is cytokinesis in animals done by

A

cytoskeleton filaments

27
Q

cytokinesis in plants

A

cell wall

construct a new cell wall

28
Q

what is cytokinesis in plants done by

A

Golgi Apparatus

29
Q

what phase does DNA get duplicated

A

interphase

30
Q

scientists design chemotherapy drugs to kill cells in what stage

A

metaphase

31
Q

chemotherapy drugs block sister chromatids in what stage

A

anaphase

32
Q

in what phase do chemotherapy drugs block mitotic spindle

A

prophase

33
Q

longest phase of cell cycle

A

interphase

34
Q

longest phase of mitosis

A

prophase

35
Q

what is apoptosis

A

programmed cell death

36
Q

True/False: genome doesn’t have to be duplicated before cell division

A

FALSE! genome MUST be duplicated before cell division

37
Q

stretch of DNA wrapped around histones

A

nucleosomes

38
Q

are sperm and egg diploid or haploid

A

haploid

39
Q

You must be multicellular to be used for sexual reproduction

A

:) FREEBEE

40
Q

3 stages of interphase

A

G1
S
G2

41
Q

what stage of interphase:

cell grows and carries out basic functions
• Signals tell cell to divide, stop for repair of DNA,
die or enter G0

A

G1

42
Q

what stage of interphase:

genetic material replicates

A

S

43
Q

what stage of interphase:

cell prepares to divide and chromosomes begin to condense

A

G2

44
Q

what attaches chromosomes to the spindle

A

Kinetochores

Biology 1010 (18 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions