midterm 2

Question 1

Condenser

Answer 1

focuses light that passes through stage

Question 2

Field of View

Answer 2

thickness of element in focus

Question 3

Depth of field

Answer 3

distance between closest and farthest objects that are in focus

Question 4

Inter pupillary distance

Answer 4

distance between eyepieces

Question 5

Letter e under micro….

Answer 5

upside down and flipped (180 degrees)

Question 6

HPD = (LPD x LPM) / HPM

Answer 6

HP - high
LP low
D - diameter of FOV
M = magnification

Question 7

The LARGER the magnification the….

Answer 7

SMALLER the field of view

inverse relationship

Question 8

Resolution

Answer 8

smallest distance between two points that can be seen as two separate entities

Question 9

d = 0.61 wvlength / N.A

Answer 9

d = resolution
N.A = n x sin(a) numerical aperture

Question 10

Osmosis

Answer 10

high to low concentration with SELECTIVELY PERMEABLE membrane

Question 11

Solvent

Answer 11

dissolving agent

Question 12

Solute

Answer 12

dissolved substance

Question 13

Tonicity

Answer 13

non penetrating solutes !! relative concentration of solutions inside and outside cell, determines direction of water flow

Question 14

Hypertonic

Answer 14

solution with HIGHER SOLUTE concentration

Question 15

Hypotonic

Answer 15

LOWER SOLUTE concentration

Question 16

What was inside beaker ?

Answer 16

water and iodine solutions

Question 17

What was in dialysis bag ?

Answer 17

glucose and starch

Question 18

Benedicts test

Answer 18

tests for glucose

Question 19

Iodine test

Answer 19

test for starch

Question 20

In the exp the solution was…

Answer 20

HYPOtonic

Question 21

What could pass through the membrane ?

Answer 21

glucose, iodine, water

Question 22

Starch could not pass through bc the membrane is…

Answer 22

non penetrating

Question 23

Blue color…

Answer 23

NO glucose

Question 24

Orange/ red brown….

Answer 24

glucose present

Question 25

What can you infer ab the size of glucose and iodine particles?

Answer 25

theyre smaller

Question 26

The potatoes got lighter in what solution....

Answer 26

FRUCTOSE, water being pulled out

Question 27

in osmosis flow goes from....

Answer 27

HYPO to HYPER

Question 28

In the 0.6 solution it was...

Answer 28

HYPERTONIC, potato lost weight

Question 29

How do we know glucose left bag ?

Answer 29

positive benedicts test on beaker solution

Question 30

Independent variable for enzyme lab....

Answer 30

pH and temperature

Question 31

Dependent in enzyme lab....

Answer 31

time for starch to disappear

Question 32

Product of enzyme lab....

Answer 32

maltose and other sugars

Question 33

When wells turned amber....

Answer 33

high enzyme activity

Question 34

Control variable of enzyme lab....

Answer 34

room temp, pH 7

Question 35

ratio for mitosis (chromatids per chromosome)

Answer 35

``` G1 - 1 S -2 G2 - 2 pro - 2 meta - 2 ana - 1 telo - 1 ```

Question 36

Mitotic Index

Answer 36

P + M + A + T / total # of cells

Question 37

Amylase breaks down...

Answer 37

starch

Question 38

Photosynthesis

Answer 38

carbon dioxide and water combine using sunlight.... produce glucose and oxygen