Igse Bio Mid Term

Front 1

An animal cell shrinks when surrounded by?

Back 1

hypertonic

Front 2

A plant cell becomes ? when surrounded by hypotonic solution?

Back 2

Turgid

Front 3

For reproduction to occur, DNA must replicate during?

Back 3

INterphase

Front 4

Name the two pairs in DNA

Back 4

Adenine-Thymine and Guainine-Cytoseine

Front 5

Who discovered rules about nucleotide pairing?

Back 5

Chargaff

Front 6

The diffusion of water is?

Back 6

OSmosis

Front 7

A subjstance that is dissolved in solution?

Back 7

Solute

Front 8

Liquid mixture of two or more substances?

Back 8

Solution

Front 9

When solutions are isotonic (no movement)?

Back 9

Dynamic equalibrium

Front 10

Lifes' universal solvent is?

Back 10

Water

Front 11

Phospholipids have?

Back 11

One polar head and two non-polar tails

Front 12

Sea water is this type of solution?

Back 12

Hypertonic

Front 13

Two types of passive transport?

Back 13

Diffusion and Osmosis

Front 14

Give an example of Active Transport

Back 14

Loading phloem cells with sucrose against gradient concentration

Front 15

Exocytosis and endocytosis?

Back 15

Bulk transport

Front 16

Water moves from what to what?

Back 16

High to low concentration

Front 17

Uphill transport is?

Back 17

Active

Front 18

Cell membranes help maintain this - stable environment.

Back 18

Homeostasis

Front 19

When cell membranes allow certain materials in/out?

Back 19

Selective Perm.

Front 20

These act as transport channels and cell markers

Back 20

Proteins

Front 21

Who was Pasteur?

Back 21

Used Swann flask to disprove Spontaneous Generation.

Front 22

What is a Eukaryote cell? Give an example

Back 22

Has a nucleus ?

Front 23

What is a prokaryote cell? Give an Example

Back 23

Without a true nucleus - example is Bacteria

Front 24

Name three parts of cell theory

Back 24

1. Cells are alive
2. Cells come from other cells
3

Front 25

What is a type of lipid?

Back 25

Cholesterol

Front 26

Schwann

Back 26

All animals are made from cells

Front 27

REdi

Back 27

Used RED meat to disprove Spontaneous Generation

Front 28

Hooke

Back 28

Dead cork cells and named them cells

Front 29

Spallanzani

Back 29

Broth and open flask and melted flask to disprove Spontaneous Generation

Front 30

Needham

Back 30

Broth and open flask and cork - to prove Spontaneous Generation

Front 31

Particle In the nucleus and carries positive charge

Back 31

Proton

Front 32

2 or more elements joined together by Chemical Bonds

Back 32

Compound

Front 33

Bond which electrons are shared between two atoms?

Back 33

Covalent

Front 34

Schleiden

Back 34

All plants are made of cells

Front 35

Virchow

Back 35

"Life comes from life"

Front 36

Particle in the nucleus of an atom that carries no charge

Back 36

Neutron

Front 37

Compound that produces H+ ions in a solution?

Back 37

Acid

Front 38

Scale that indicates the strength of an acidic or basic solution?

Back 38

PH

Front 39

Bond in which electrons are transferred from one atom to another?

Back 39

Ionic

Front 40

Particle that moves around the nucleus of an atom and carries a negative charge?

Back 40

Electron

Front 41

Things lipids do?

Back 41

Important part of bio membranes, act as energy reserves

Front 42

Things carbohydrates do?

Back 42

Main source of energy

Front 43

Smallest unit of a chemical element?

Back 43

Atom

Front 44

Description of a liquid formed when a subjstance dissolves in water?

Back 44

Solution

Front 45

Compounds that produce OH-Ions in a solution

Back 45

Base