Science Flashcards

1
Q

This include all sugars and starches. They are used for short term energy. Your body breaks these down

A

Carbohydrates

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2
Q

These are fats and cholesterol used for long-term energy they make up your cell membrane

A

Lipids

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3
Q

These make up most of your body, skin, hair, nails, muscles, and a lot on cell parts you get them from eating meat, beans, and nuts 

A

 Protein

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4
Q

These are chemicals that make up DNA and RNA in your body

A

Nucleic acid

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5
Q

The basic unit of all matter

A

Atom

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6
Q

Every atom is a type of …

A

Element

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7
Q

Two or more elements that are chemically combined is called…

A

Compound/molecule (ex:water)

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8
Q

How to find number of proteins…

A

Atomic number

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9
Q

How do you find the number of electrons…

A

Look at protons

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10
Q

How do you find the number of neutrons…

A

Round atomic mass + atomic number

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11
Q

-In nucleus
-positive

A

Protons

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12
Q

-in nucleus
-neutral

A

Neutrons

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13
Q

-Outside nucleus
-negative
-very small

A

Electrons

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14
Q

-any number (ex:9)
-top of card

A

Atomic number

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15
Q

-letter (ex: F)
-middle of card

A

Element symbol

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16
Q

-number maybe with decimals (ex:18.99840)
-middle of card

A

Atomic mass

17
Q

-type of thing (fluorine)
-bottom of card

18
Q

Atomic number equals the number of…

A

Protons = electrons

19
Q

Atomic mass equals the number of…

A

Protons + neutrons

20
Q

The cell membrane is ______ permeable-meaning it lets some things in and out and others

A

Slectively

21
Q

It is made out of _____ layer

22
Q

No energy

A

Passive transport

23
Q

Energy

A

Active transport

24
Q

Small particles that go right through the membrane, going from an area of high concentration to an area of low concentration

25
Water particles that go right through the membrane, going from an area of high concentration to an area of low concentration, a.k.a. the diffusion of water
Osmosis
26
Medium-size particles that go through a part of the membrane, called a transport protein and it’s going from an area of high concentration area of low concentration
Facilitate diffusion
27
Medium-size particles that go through a part of the membrane, called a transport protein and is going from an area of low concentration to an area of high concentration, (against the concentration gradient)
Active transport
28
Very large particles that ENTER the cell by being engulfed by membrane
Endocytosis
29
Very large particles, EXIT the cell when a vessel inside joints with the membrane and opens up and leases it outside the cell
Exocytosis
30
The equal amount of molecules and make both sides equal
Equilibrium