1

Question 1

Three things proteins do

Answer 1

• Most important role is being enzymes, them chemical catalyst that speed up and regulate reactions in cell
• defensive proteins such as antibodies to help immune system fight off stuff
• structural proteins found in hair and fibers make up connective tissue

Question 2

What do plants and animal cells have in common

Answer 2

All cells have

• DNA
• plasma membran
• ribosome’s
• cytoplasma

Question 3

called the agent that causes kuru and scapie proton

Answer 3

stanley prusiner

Question 4

Robert hook

Answer 4

Robert hook-first person to use the word cell to describe what living thing are made of

Question 5

rudolph virchow

Answer 5

hypothesized all living things are made of cells

Question 6

john snow

Answer 6

-went door to door to ask questions so he could figure out why ppl were dying of cholera water pump

Question 7

discovered bacteria using a microscope that was barley more that a magnifying glass

Answer 7

antonie van leuwenhoek

Question 8

deductive reasoning ; Hypothesis: women are are better at math than man are

Answer 8

If i give a math test to ru students the women will do better

Question 9

theory is

Answer 9

an explanation

Question 10

P stands for

Answer 10

Phosphorus

Question 11

symbol for sodium

Answer 11

Na

Question 12

Atomic# of manganese is 25 and atomic mass is 55 how many protons does it have

Answer 12

25

Question 13

how many neutrons are in the nucleus of manganese #25 atomic mass 55

Answer 13

30

Question 14

a nickel normally has 28 electrons is it has 27 it would make it a

Answer 14

ion

Question 15

Ammonia contains a nitrogen and three hydrogens this makes it a

Answer 15

compound

Question 16

This reaction- Glucose + fructose -> sucrose + h20 …. is a

Answer 16

dehydration reaction (pulls the h20 out of it)

Question 17

what do we call it when water sticks to other other water molecules enabling the plants to pull water out of the soil and into there leaves

Answer 17

cohesion

Question 18

what kind of bond lets water to sick together

Answer 18

hydrogen bonds

Question 19

compound ph is 8 it is

Answer 19

basic

Question 20

human urine has a higher ph than beer. which has a larger concentration of hydrogen ions beer or urine

Answer 20

beer

Question 21

if you exercise very hard your cells generate a lot of co2 by respiration, would your blood be more acidic or basic

Answer 21

acidic(more co2)

Question 22

hydroxyl group?

Answer 22

O-H

Question 23

carboxyl ?

Answer 23

C Double Bond to O and sbanded to a hydroxyl group(OH)

Question 24

amino group

Answer 24

N single bounded 2 two H

Question 25

Monomers of proteins

Answer 25

amino acids

Question 26

which biomolecules doesn't contain a polymer

Answer 26

lipids

Question 27

nucleotides are the monomers of

Answer 27

DNA RNA

Question 28

0.5 mm wide how many micrometers

Answer 28

500

Question 29

250 um wide

Answer 29

milimeters .25

Question 30

would you see a nucleus in a prokaryote

Answer 30

NOOO ITS A PROKARYOTE

Question 31

is moss a prokaryote or eukaryote

Answer 31

Eukaryote

Question 32

Main job of lysosomes

Answer 32

to break down worn out organelles and food from outside the cell

Question 33

If you too out chloroplast how could you keep them alive

Answer 33

you would have to feed them

Question 34

The atomic number of the element potassium is 19. It’s atomic mass is 39. How many protons does it have in its nucleus

Answer 34

19 ATOMIC # is # of protons

Question 35

The atomic number of the element potassium is 19. It’s atomic mass is 39. How many neutrons does it have in its nucleus?

Answer 35

20 neutrons - Atomic weight-sum of protons and neutrons

Question 36

Two atoms that share electrons are held together by a

Answer 36

covalent bond

Question 37

Ions with opposite charges

Answer 37

Attract each other

Question 38

Hydroxyl 
 | group

Answer 38

hydrogen boned atom bonded to an oxygen atom

Question 39

Carboxyl group

Answer 39

carbon double boned to an oxygen and a hydroxyl group(OH)

Question 40

Amino
 group

Answer 40

nitrogen to two hydrogens

Question 41

Phosphate group

Answer 41

P bounded to 4 Oxygen

Question 42

Nucleotide


Answer 42

is a five carbon sugar, phosphate group, nitrogen base (adenine)

Question 43

sugar chemical formula

Answer 43

C6 H12 O6

Question 44

chemical formula for fatty

Answer 44

long hydrocarbon chain with carboxyl group