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Biology > True Or False > Flashcards

True Or False Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Eukaryotes

A
  • Well developed organelle

- has a membrane-bound nucleus

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1
Q

Prokaryotes

A
  • simple organism
  • lacks a membrane-bound nucleus
  • differentiation
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2
Q

Mitosis

A

Prophase#1
Metaphase#2
Anaphase#3
Telophase#4

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3
Q

Prophase

A
  • Pro=beginning
  • DNA copied
  • identical strands
  • sister chromatids
  • nuclear membrane dissolves
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4
Q

Metaphase

A
  • meta=middle

- chromosomes line up in middle of cell

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5
Q

Anaphase

A
  • Ana=back
  • sister chromatids split
  • > become daughter chromosomes
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6
Q

Telophase

A
  • telo=end
  • daughter chromosomes thin out
  • nuclear membrane forms around each new cell
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7
Q

Cytokines

A
  • Cytoplasm and organelles divide

- two new daughter cells are formed

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8
Q

Nucleus

A

Controls all activities of the cell; control centre of the cell

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9
Q

Cell membrane

A

Regulates what comes in and out of the cell.

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10
Q

Chromatin-

A

thread like structure: contains genetic material(DNA) found in nucleus of a cell.

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11
Q

Vacuole

A

Stores water,food,or waste; much longer in plants than animals.

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12
Q

Chloroplasts

A

Organelle that contains the green pigment chlorophyll used in photosynthesis

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13
Q

Golgi body

A

Organelle that stores and packages protein molecules

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14
Q

Lysomes

A

Sac like organelle, filled with digestive enzymes, that can break down large molecules and other cell parts

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15
Q

Cell wall

A

Surrounds the cell membrane of a plant cell. Protects and supports the cell

16
Q

Organelle

A

Any structure found in bye cytoplasm of a plant cell that has a specific form and function.

17
Q

ER

A

Organelle responsible for the transport of materials within the cell.

18
Q

Mitochondria

A

Oval shaped organelles that produce energy for the cell.

19
Q

Cytoplasm

A

All interior components ad the cell exept the nucleus and within. Nutrients are absorbed, transported and processed.

20
Q

Central nervous system

A
  • brain and spinal cord

- supported by bones->skull and spine

21
Q

Peripheral nervous system

A

-connects CNS to the body
-controls voluntary muscles
-nerves from sensory organs to brain
(Eyes,ears,nose,mouth,touch)
Regulates in voluntary functions
(Breathing, heartbeat, digestion)

22
Q

Epithelial tissue

A
  • covers body surface(skin)
  • protects
  • secretes
  • absorbtion
  • filtration
23
Q

Connective tissue

A

-most distributed
-supports
-protects
-fat tissue,
Dense fibrous tissue
Cartilage
Bone
Blood
Lymph

24
Q

Muscle tissue

A
  • skeletal
  • > voluntary, used in contraction of skeletal parts.
  • smooth
  • > involuntary in nature.
  • > in walls of internal organs and blood vessels.
25
Q

Nerve tissue

A
  • composed of specialized cells
  • conduct impulses to and from all parts of body.
  • neurons=long and string like.
26
Q

Alviolia

A

A put in the surface of an organ.

-> could be a socket

27
Q

Digestive system

A

Transportation and absorbs on of nutrients

28
Q

Mouth&Salvary glands

A
  • mastication=chewing; breaks food down

- > carbohydrates into smaller sugars

29
Q

Esophagus

A

Pathway from mouth to stomach

30
Q

Stomach

A

Start of protein digestion.

-food mixed with enzymes and hydrochloric acid

31
Q

Small intestine

A

Absorptionof most nutrients

32
Q

Large intestine

A
  • absorption of water, dissolved minerals, and some vitimins.
33
Q

Liver

A

Produces bile for fat emulsification (digestion)

34
Q

Gall bladder

A

Stores bile from liver

35
Q

Pancreas

A

Produces digestive enzymes and releases them into the small intestines.

36
Q

Rectum

A

Pathway to anus

37
Q

Anus

A

Excretes waste

Biology (3 decks)

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