Cell Structure And Transportation Flashcards

(12 cards)

1
Q

Size of real object =

A

Image/Size of magnification

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2
Q

What is a eukaryotic cell?

A

Eukaryotes are organisms whose cells have a nucleus enclosed within membranes.

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3
Q

What is a prokaryotic cell?

A

A prokaryote is a unicellular organism that lacks a membrane-bound nucleus, mitochondria, or any other membrane-bound organelle.

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4
Q

What is a membrane

A

a microscopic double layer of lipids and proteins forming the boundary of cells or organelles.

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5
Q

What is Osmosis?

A

Osmosis is the diffusion of water from a more dilute solution to a more concentrated solution, across a partially permeable membrane

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6
Q

What is water potential?

A

Water potential is the ability for water to move freely

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7
Q

Isotopic

A

Concentration of solutes is the same outside of the cell

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8
Q

Hypertonic

A

Concentration of solutes is higher outside of the cell

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9
Q

Hypotonic

A

Concentration if solutes is lower outside of the cell

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10
Q

What does it need?

A

Energy

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11
Q

Active transport

A

Particles going against the gradient

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12
Q

Why is active transport so important?

A

Active transport allow minerals and ions in the soil that are usually in very dilute solutions.

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