Biology > 100 Facts > Flashcards

100 Facts Flashcards

(92 cards)

Study These Flashcards
0
Q

Living things are made up of

A

Organic compounds

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

(Blank) result in the formation of a bond between two monomers with the release of a water molecule.

A

Condensation reaction

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

(Blank) are made up of monosaccharides

A

Carbohydrates

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

(Blank) is stored as starch in plants and glycogen in animals.

A

Glucose

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

(Blank) is found in the cell walls of plant cells.

A

Cellulose

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

(Blank) are made of amino acids joined by peptide bonds.

A

Proteins

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

(????) are proteins used to speed up chemical reactions

A

Enzymes

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

Factors that affect enzyme reaction, the substrate temporarily binds to the (???)

A

Active site

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

(??????) is a protein found in red blood cells that is used to carry oxygen to the cells.

A

Hemoglobin

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

(???) are made up of 1 glycerol molecule and 3 fatty acids.

A

Lipids

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

(???) are made up of a sugar, phosphate group, and nitrogen base.

A

Nucleotides

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

The (???) maintains homeostasis of the cell by selecting which materials are allowed in/out if the cell.

A

Plasma membrane

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

The (?!?) is a rigid outer layer of protection for the cell

A

Cell wall

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

(?!????) capture light energy for photosynthesis

A

Chloroplasts

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

The (?????) is responsible for energy production for the cell.

A

Mitochondria

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

(?????) function as storage compartments in the cell and are larger in plant cells

A

Vacuoles

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

(????!) are the sites of protein synthesis

A

Ribosomes

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

A (????) is a segment of DNA that codes for a protein

A

Gene

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

(?????) are more powerful microscope than compound light microscopes

A

Election microscopes

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

(?????) cells are complex

A

Eukaryotic

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

(??????) cells are small, simple

A

Prokaryotic

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

Prokaryotic cells contain naked DNA and/or DNA in the form of a (????)

A

Plasmid

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

(?????) are unspecialized cells

A

Stem cells

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

(????) is maintaining a constant internal environment of an organism

A

Homeostasis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
(??) is the movement of particles from low to high concentration
Active transport
25
(??) is he movement from high to low concentration without ATP
Passive transport
26
(??) is Tyne passive transport of dilutes and (??) is the passive transport of water.
Diffusion, osmosis
27
The plasma membrane is made up of a (??)
Phospholipid bilayer
28
The (??) has 5 stages: G1 g2 mitosis ...
Cell cycle
29
(???) is cell division that produces 2 identical diploid (2n) daughter cells
Mitosis
30
Mitosis is a form of (???) in unicellular organisms and (??) in multicellular organisms
Asexual reproduction, growth
31
In (??), water and CO2, in the presence of light are used to create glucose and give off oxygen.
Photosynthesis
32
In (???) oxygen and glucose are used to create ATP, give off water, and CO2
Aerobic cellular respiration
33
T(???) occurs without oxygen present and produces less ATP along with lactic acid or ethanol.
Anaerobic cellular respiration
34
Weak (??) hold the nitrogen basses together
Hydrogen bonds
35
(??) allows daughter cells to have an exact copy of parental DNA
DNA replication
36
All cells of an organism have DNA but are (???) based on the expression of genes
Differentiated
37
(???) is used to separate DNA segments based on size
Gel electrophoresis
38
(???) is used to identify suspects from crime scenes for parental identification
DNA fingerprinting
39
(??) are organisms that contain DNA from another species
Transgenic organisms
40
The (??) identifies human genes
Human Genome project
41
(??) is cell division that produces 4 haploid (n) gametes which provide genetic variation
Meiosis
42
A (??) is a fertilized egg
Zygote
43
(???) are pairs of chromosomes that express the same trait
Homologous chromosomes
44
(??) occurs during meiosis when the chromosomes fail to separate properly
Nondisjunction
45
(??) occurs during meiosis when pieces of homologous chromosomes are exchanged
Crossing over
46
(??) are controlled by many genes and show a variety of phenotype a
Polygenic traits
47
(???) involves both codominant inheritance and multiple alleles (A,B,AB,O)
Blood typing
48
Hemophilia and red-green color blindness are (???) traits
Sex-linked
49
The normal human sex chromosome for females are (??) and for males are (??)
XX, XY
50
A (??) shows a map of a persons chromosomes
Karyotype
51
Transcription and translation are the two steps in (??)
Protein synthesis
52
(???) produces an mRNA COPY OF DNA
Transcription
53
(???) occurs at the ribosome when tRNA supplies the appropriate amino acids to create a protein.
Translation
54
Amino acids are linked by (???) to form polypeptides, or proteins
Peptide bonds
55
Changes in the DNA code are called (???)
Mutations
56
Mutations that occur in (??) are expressed in the offspring
Gametes
57
Early earths atmosphere contained water vapor, CO2, NH3, and methane but contained no (?)
Oxygen
58
() state life from no life. (?) state life from life.
Abiogenesis, biogenesis
59
The first organisms were (?) that were anaerobic and heterotrophic
Prokaryotes
60
Fossil evidence, Anatomical structure and biochemical similarities can indicate a (?) between species
Common ancestor
61
(?) states that the most fit organism will survive.
Natural selection
62
Geographic and reproductive(?) results in speciation
Isolationi
63
(?)= dead or weakens portions of the pathogen hat causes active immunity
Vaccines
64
Natural selection results in antibiotic and pesticide (?) with over use
Resistance
65
(?) are medications that inhibit the development of viruses within a host cell
Antivirals
66
(?) work by breaking down prokaryotic cells
Antibiotics
67
Two organisms belong to the same (?) when they can mate and produce fertile offspring
Species
68
(?) uses genus and species names to identify an organism
Binomial nomenclature
69
A (?) is used to classify by their scientific name based on physical characteristics
Dichotomous key
70
(?) are used to compare organisms in terms of relatedness and time of appearance on geologic history
Phylogenetic trees
71
Binary fission and conjugation are two forms of bacterial (?)
Reproduction.
72
I spots, contractile vacuoles, cilia, flagella, and Pseudopodia are all characteristics of (???).
Protists
73
(???) Game nutrition by decomposing organic matter.
Fungi
74
(???) Increase surface area for more absorption of water and minerals by the plant.
Root hairs.
75
(???) is vascular tissue in a plant that transports water up from roots to leave.
Xylem
76
(???) is vascular tissue that transport sugars from leaves to the rest of the plant
Phloem
77
(????) is the loss of water from plant leaves.
Transpiration
78
(???) A flowering plants while (???) Are nonflowering plants.
Angiosperms, gymnosperms
79
The (???) Of a plant leaf is a waxy outer covering that prevents water loss.
Cuticle
80
Phylum (????) includes all vertebrates such as fish, and Fabians, reptiles, birds, and mammals.
Chordata
81
(???) involves one pair in the genetic variation in the
Asexual reproduction
82
(???) involves two parents with their offspring expressing genetic variation
Sexual reproduction
83
(??) behaviors are genetically inherited from the parents.
Innate
84
(???) Are chemical scents animals use to communicate with each other.
Pheromones
85
(???) Behaviors are necessary prior to reproduction to attract and select the meet.
Courtship
86
(???) Is the response of organisms to a chemical stimulus in the environment and (???) In the response of organisms to a light stimulus in the environment.
Chemotaxis, phototaxis
87
In the (???), Carbon dioxide is cycled in the atmosphere.
Carbon cycle
88
Excess carbon dioxide and other greenhouse gases cause the trapping of the suns heat close to the earth surface which contributes to (????)
Global warming
89
(???) Is the process in which bacteria convert nitrogen from a gas in the air to a solid that plants use
Nitrogen fixation
90
(???) Is a relationship where both organisms benefit and (???) Is a relationship where one organism benefits while the other is harmed.
Mutualism, Parasitism
91
(???) Among organisms occur when resources are low.
Competitions
Biology
flashcards
Decks in class (1)
# Cards
Brainscape helps you reach your goals faster, through stronger study habits.
© 2026 Bold Learning Solutions. Terms and Conditions