Chapter 3 Notes Part 4 Flashcards

1
Q

Hypertonic solution

A

More water leaves a cell than enters it, because of greater solute particles outside the cell

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2
Q

Hypotonic solution

A

More ever enters the cell than leaves it, because of greater solute particles in the cell

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3
Q

Isotonic solution

A

Contains the same concentration of solute particles as a cell, water enters and leaves the cell in equal amounts leaving the cell the shame size

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4
Q

Hypertonic

A

Shrink

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5
Q

Hypotonic

A

Expand

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6
Q

Diffusion most

A

Important , used in respiration of oxygen

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7
Q

Filtration

A

The process by which molecules are forced through membranes by blood pressure from higher pressure to lower pressure

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8
Q

Active mechanisms types

A

Active transport and endocytosis

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9
Q

Active transport

A

Movement of molecules from regions of lower concentration towards regions of higher concentration with the help of cellular energy and carrier molecules

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10
Q

40%

A

Of a cells energy may be used for active transport

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11
Q

Proteins

A

Serve as carrier molecules in active transport

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12
Q

Carried across by active transport

A

Amino acids, sugars, and ions

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13
Q

Ion examples

A

Sodium, potassium

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14
Q

What do ions do

A

Helps with nerve endings and muscle contractions

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15
Q

Almost 1/2 energy

A

Used to being things in and out of the cell

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16
Q

Water brought in

A

Pinocytosis

17
Q

Solid brought in

A

Phagocytosis

18
Q

Endocytosis

A

Molecules or particles that are too large to pass through the cell membrane by diffusion or active transport enter by the formation of a vesicle from the cell membrane

19
Q

Pinocytosis

A

Process by which cells take in tiny drops of liquid

20
Q

Phagocytosis

A

The process by which cells take in solids and digest

21
Q

Life cycle of a cell

A

Involves mitosis, cytoplasmic division, interphase, and differentiation

22
Q

Centrioles

A

Pull apart

23
Q

Before mitosis

A

Interphase

24
Q

Interphase

A

Cell getting ready to reproduce. Grow. Double.

25
Q

Mitosis

A

Involves the dividing of a cell into two portions and in life’s the division of nuclear parts and cytoplasm

26
Q

Steps of mitosis

A

Prophase metaphase anaphase and telophase

27
Q

Prophase

A

Chromosomes appear

28
Q

Metaphase

A

Chromosomes line up in middle

29
Q

Anaphase

A

Chromosomes split and move in opposite directions

30
Q

Telophase

A

Chromosomes migrate toward centrioles and nuclear membrane forms

31
Q

Cytoplasmic division

A

Cytoplasm divides into two portions following mitosis

32
Q

Cytoplasmic division title

A

Cytokinesis

33
Q

Interphase

A

The cell grows and duplicates various cell parts, lasting until mitosis beings

34
Q

Cell differentiation

A

Development of specialized structures and functions

35
Q

Mitosis=

A

Nuclear division