bio Flashcards

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1
Q

Tissue

A

Collection of similar cells that can preform a particular but limited function

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2
Q

Organs

A

Structure composed of different tissue that work together to preform a complex function

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3
Q

Organ system

A

System of one or more organ and structures that work together to preform a major body function

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4
Q

Stem cell

A

Undifferentiated cells that can divide to form specialized cells

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5
Q

Tissue cell

A

Can differentiate into certain kinds of cells

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6
Q

Embryonic cell

A

Can differentiate into any kind of cell

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7
Q

Epiglottis

A

Flap of tissue that covers the trachea to prevent food fro entering

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8
Q

Red blood cell

A

Circulates oxygen

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9
Q

Sonomic

A

Controls voluntary muscle movement

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10
Q

Autonomic

A

Controls self-regulation of internal organs and glands

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11
Q

Myelin

A

Fatty materials that act like insulation on an electrical wire, preventing electrical impulses from passing to the wrong neuron

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12
Q

Dermal

A

Outer layer of the plant - defends water absorption, water proofing

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13
Q

Vascular

A

Transports water, minerals, sugars

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14
Q

Xylem

A

Made of elongated cells with no organelles - transports water and minerals up from the root

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15
Q

Phloem

A

Made of living cells - transports sugars from photosynthesis and hormones through plant

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16
Q

Guard cells

A

Pair of specialized cells in epidermis that controls what enters/exits the leaf

17
Q

Palisade mesophyll

A

Layer of tightly packed cells containing chloroplasts

18
Q

Spongy mesophyll

A

Layer of loosely packed cells - permits gases through