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Biology Flashcards

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Biology 101 flashcards
1
Q

What kind of cells does meiosis create?

A

Haploid (sex cells)

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2
Q

What is it called when a cell divides and creates two exact replicas of itself?

A

Mitosis

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3
Q

What kind of cells does mitosis occur in?

A

Diploid

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4
Q

What is the difference between meiosis and mitosis?

A

Meiosis: when cells split twice to create sex cells
Mitosis: creates identical copies

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5
Q

Difference between prokaryotic and eukaryotic cells?

A

Where they are found (ex…bacteria bs plants vs bacteria)
Presence of organelles
Cell wall vs cell membrane
Modes of transportation (can they move?)

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6
Q

Nucleus

A

Housing DNA or “brain” of the cell

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7
Q

Mitochondria

A

Powerhouse of the cell or energy source

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8
Q

Golgi apparatus

A

Sorting, packaging and transporting of proteins

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9
Q

Endoplasmic reticulum

A

Synthesis and processing of proteins…lipid expression

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10
Q

What are the 4 organic macromolecules?

A

Protein (energy)
Carbohydrates (energy)
Lipids (fats)
Nucleic acids (cell production and repair)

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11
Q

Describe the structure of DNA

A

Backbone for chromosomes that contain the genes… attached to the backbone is adenine, thymine, guanine and cytosine…has a nucleotide

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12
Q

What is a nucleotide?

A

A single nitrogenous base connected to a sugar and a phosphate

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13
Q

What are the three differences of rna and dna

A

RNA is double stranded instead or single stranded…RNA contains ribose instead of dioxirybose…RNA has uracil instead of thymine

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14
Q

What is the process called that copies DNA?

A

Replication

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15
Q

DNA strand matches…

A

A -> T
G -> C

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16
Q

What replaces thymine in RNA?

A

Uracil

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17
Q

What are some causes of genetic mutations?

A

UV light, radiation, poisoning, disease

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18
Q

What is homeostasis?

A

The maintenance of a stable environment

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19
Q

Name all the body systems

My Dad Insisted I Enjoy Every Rock N Roll Concert

A

Muscular
Digestive
Integumentary
Immune
Endocrine
Excretory
Respiratory
Nervous
Reproductive
Circulatory

20
Q

What do the different body systems do??

A

Muscular
Digestive
Integumentary
Immune
Endocrine
Excretory
Respiratory
Nervous
Reproductive
Circulatory

21
Q

What can be found on a neuron?

A

Axon
Ion channels
Action potential

22
Q

What are the two main ways cells absorb energy?

A

Photosynthesis and respiration

23
Q

What is the formula for photosynthesis?

A

SUNLIGHT!!☀️☀️☀️

24
Q

What is the formula for respiration??

A

ATP

25
Q

Linnaean classification system order (animal identification)

A

Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species

26
Q

Classification of humans:

A

Domain: eukarya
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Primate
Family: Hominidae
Genus: Homo
Species: Sapiens

27
Q

What do vertebrates have that no other animals have…

A

Backbones

28
Q

What are the three domains of life?

A

Bacteria, Archaea and Eukarya

29
Q

Dominant vs Recessive

A

Dominant trait is always expressed and recessive traits are masked by dominant traits

30
Q

Genotype vs Phenotype

A

Genotype is the combination of alleles and Phenotype is what is physically expressed

31
Q

Homozygote vs Heterozygote

A

Homozygotes have two identical alleles (BB) and heterozygotes have two different (Bb)

32
Q

What are the two aquatic biomes?

A

Freshwater and saltwater

33
Q

What are the 8 kinds of terrestrial biomes?

A

Tropical forest
Temperate forest
Coniferous forest
Tundra
Savanna’s
Temperate grasslands
Chaparral
Deserts

34
Q

What is idahos biome?

A

Tundra

35
Q

Symbiotic relationship vs parasitic relationship

A

Symbiotic is where organisms help each other to stay alive and Parasitic is where one organism harms another one

36
Q

What are the different levels of the food chain called??

A

Tropic levels

37
Q

Ecosystem definition

A

Contains all the biotic, and abiotic factors in a given area

38
Q

Population definition

A

All the members of a specific species

39
Q

Community definition:

A

All the living things

40
Q

Some evidences of evolution

A

Fossils, immunities, peppered moths, DNA similarities, skeletal and organ similarities

41
Q

Is a virus a living thing?

A

Nope. It needs a host.

42
Q

What does aids stand for?

A

Acquired Immuno Deficiency Syndrome

43
Q

What is the circle of life?

A

Materials are recycled in biogeochemical setting

44
Q

What are some factors that determine how fast a population grows

A

The number of offspring
The demographics of the population
The fitness of the population

45
Q

How does a bird gain lift?

A

The air pressure is higher underneath their wings

Integrated Science (1 decks)

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