hydrophobic means _____

the solution doesn't dissolve easily in water

True or False. All living cells come from dead cells

False, They come from living cells

which defines adhesion?

attractives forces between the sane type of particles

hydrophilic means _______

the solutions dissolves easily in the water

the molecule has a postive and negitive charge

two or more atoms held together by covalent bonds

Using water to break down particles

attractive force between opposite molecules

when electrons are transfered from one atom to anthoer

define photosynthesis

when a plant makes its own food

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Easy Biochem

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#Biochemistry basics lower level biology class

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Questions 20

Answers

1
Which is in the middle of a atom
Proton
Electrons
A and B
Neutron
2
What is an example of a lipid
all of the above
oils
fats
waxes
3
hydrophobic means _____
the solutions floats in the eater
the substance dissolves easily in water
the solution runs away from the water
the solution doesn't dissolve easily in water
4
which is not a common carbohydate
galactose
nucleic acids
glucose
fructose
5
True or False. All living cells come from dead cells
False, They come from living cells
You don't know
False, They just appear
True
6
which defines adhesion?
not A
un attractive force of same kind of particles
both
attractives forces between the sane type of particles
7
hydrophilic means _______
the solution doesn't dissolve easily in the water
the solutions doesn't like water
the solution will most likly not mix with water
the solutions dissolves easily in the water
8
which are made of proteins
none of the abbove
muscles
A and B
hair
9
What are carbs and lipids made of?
C, O
C
C, H, O
C, H, O, S
10
what does polar mean
the molecule has a postive and negitive charge
the molecule has two negitive charges
the molecule has no charge at all
the molecule has two positive charges
11
____ are the types of nucleic acids
DNA and RNA
RNA
DNA
LNA
12
What is a molecule
two or more atoms held together by ionic bonds
the smallest unit of life
two or more atoms held together by covalent bonds
two atoms of the same type held together
13
Which correctly states which are the 3 main cell theorys
cells only come from pre-exsting living cells
all living things are composed of one or more cells
all of the above
the cell is the basic unit of life
14
Which of these has a positive charge
Proton
Neutron
Electron
Optimus Prime
15
What is hydrolysis
when you drink water
Using water to put particles together
just water
Using water to break down particles
16
What is adhesion
None of the above
the force
attractive force between opposite molecules
attractive forces between the same molecules
17
which of the folling can mutate an enzyme
Temp.
none
Ph and Temp.
Ph
18
^{Whats a covalent bond}
when electrons are shared
when elecrons disappear
when electrons are given
when electrons are stolen
19
whats an ionic bond
when electrons are transfered from one atom to anthoer
when electrons disappear
when electrons are shared
when electrons turn into neutrons
20
define photosynthesis
when a plant makes its own food
when you take a photo
when a plant dies
when a plant eats fertilizer

Easy Biochem Flashcards | StudBud