Brainscape's Knowledge GenomeTM

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


See full index

Biology 2 > BIO: Semester II FInal Exam Review Packet > Flashcards

BIO: Semester II FInal Exam Review Packet Flashcards

Meiosis, Mitosis, Pedigrees, Punnet squares, genetics, sex-linked traits, evolution, Classifying, Wetlands, Carbon, Climate change, Carbon Cycle, Ecology, Trophic level Organization, and Population Dynamics.

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

During which meiotic phase does crossing-over occur?

A

Prophase 1

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

When homologous chromosomes pair up during Meiosis I, they form a structure called a(n)

A

tetrad.

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

How many cells result in meiosis from one starting cell?

A

4

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

In a male, these cells are called__, and in a female these cells are called __, but together, they are referred to as __.

A

Y, X, Sex-chromosomes

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

What form of reproduction are we talking about in humans?

A

Sexual reproduction

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

Gametes are __ because they contain half the chromosome number.

A

Haploid

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

During what stage of cell cycle does the chromatin replicate?

A

S-phase

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

All other body are _ and have a full set chromosomes.

A

diploid.

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

Is diploid represented by 2n or n?

A

2n

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

A chromosome consists of two __ attached at a point called the __.

A

Chromatid, centeromere

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

HOw many division does a cell undergo in meiosis?

A

2

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

How many divisions does a cell undergo in mitosis?

A

1

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

During which phase do homologous chromosomes separate?

A

anaphase

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

Durning which meiotic phase do sister chromatids separate?

A

anaphase II

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

Meiosis starts with a 2n cell and ends with a __ cell.

A

4 haploid??

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

In humans, body cells contain __chromosomes.

A

46,23

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

A unit of DNA that codes for a specific trait is called a

A

gene

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

How many divisions occur during Meiosis?

A

2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Crossing over occurs during __ during meiotic process.

A

Prophase I

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

A__ cell has half the number of chromosomes as a normal body cell.

A

Haploid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

During __tetrads are pulled apart and chromosomes move toward opposite poles of the cell.

A

Anaphase 1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Chromosomes are tightly wound strands of

A

DNA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What is the study of life?

A

Biology

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

The maintenance of a constant internal environment in an organism is known as

A

homeostasis.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What is another term for the trophic level where green plants are?

A

Producer (autotroph)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

A(n) __ is an organism that feeds on dead matter.

A

Decomposer

27
Q

__is another term for a 2nd or 3rd order heterotroph.

A

consumer

28
Q

All the interacting populations within an area and the abiotic factors of the environment are known as a(n)

A

Ecosystem

29
Q

The term for the place where an organism lives out its existence is the organism’s

A

environment

30
Q

In population studies, and S-shaped curve is also known as a(n)__ growth curve.

A

Logistic

31
Q

__is when two species are trying to use the same resource.

A

Competition

32
Q

Another term for death is

A

Mortality

33
Q

__ is the symbiotic relations where on species benefits, but the other species is harmed.

A

Parasitism

34
Q

A group of organisms of the same species living in the same area at the same time is known as a(n)__

A

population

35
Q

For any populations, __ and __ would be considered density-dependent limits on that population.

A

Food, water, shelter, disease, predators

36
Q

An organism that can create its own food is known as a(n)__

A

autotroph

37
Q

the maximum number of organisms of a particular species that the ecosystem can support is known as a species __

A

Carrying Capacity.

38
Q

Both __ and __ would be acceptable terms for an organism that consumed only plant material in its diet.

A

herbivore, 1st order heterotroph

39
Q

The symbiotic relationship in which both the species benefit is known as

A

mutualism

40
Q

the non-living aspects of the environment are called

A

abiotic

41
Q

What is the term for the processes that keeps the Earth’s atmosphere warm?

A

Green house effects

42
Q

__ is the term for any organism that must eat another organism to survive.

A

Heterotroph

43
Q

__ is another term for birth

A

natality

44
Q

__ and/or __ need to be greater than __ and/or __for the size of a population to decrease.

A

consumer, heterotroph, producer, autotroph

45
Q

__ is the symbiotic relationship where one species benefits, and the other species is neither harmed nor benefited.

A

Commensalism

46
Q

Lichen is an example of the symbiotic relationship known as __, and is between species of a(n)__ and a(n)__.

A

mutualism, algae, fungus

47
Q

WHo is known as the Father of Modern Genetics?

A

Gregor Mendel

48
Q

The actual allele combo that cannot be visually observed is an organism __

A

genotype

49
Q

__ occurs when chromosomes do not separate out properly during meiosis.

A

Non-dijunction

50
Q

Down syndrome is also knows as__ because it is the result of being born with three #21 chromosomes.

A

Trisomy

51
Q

Organizing chromosomes by size and number is called a(n) __and can be used to evaluate a person for chromosomal disorders.

A

Karyotype

52
Q

__ is the passing of characteristics from parent to offspring.

A

Heredity

53
Q

The 22 pairs of chromosomes, excluding the sex chromosomes are called

A

autosomes

54
Q

When a red snapdragon with a white snapdragon, and the resulting offspring is a pink snapdragon. THis is an example of __dominance.

A

Co

55
Q

Blood typing shows us one example of __dominance.

A

Co

56
Q

The single most valuable characteristic used to classify organisms is

A

structure

57
Q

Two organisms classified in the same family MUST BE in the same

A

order, class, phylum, and kingdom.

58
Q

Staring at species, list the taxonomic categories in order until you get to kingdom.

A

Species, Genus, Family, Order, Class, Phylum, Kingdom

59
Q

What is an autotroph?

A

An organism that can produce its own food for energy.

60
Q

A biologist who specializes in the classification of animals, plants, and microorganism is called

A

taxonomist

61
Q

Who developed the binomial nomenclature system?

A

Carolus Linnaeus

62
Q

Structures that have a similar embryological origin and structure but are adapted for different purposes, such as a porpoise’s flipper and a human arm are called

A

homologous structures

63
Q

Who journeyed on the HMS Beagle

A

Charles Darwin.

Biology 2 (8 decks)

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