What is the function of a nucleus?

Contains nearly all the cell's DNA

The cell membrane is semipermeable meaning?

lets stuff pass through and some not

What are the three main parts of a eukaryotic cell?

plasma membrane,cytoplasm, nucleus

What is a trace element?

Something required in small quantities necessary for functions

Study of the function of body parts

What is an Nucleic Acid

A nucleotide polymer capable of storing and transferring genetic info

all chemical reactions that occur in the body

Standing erect with arms rotated so palms are facing forward

The passive movement of a particle from high to low conc.

What does Endoplasmic Reticulum do?

carry substance, like proteins, to parts of the cell

The definition of chemistry

The study of matter and the changes it undergoes

The diffusion of water through the plasma membrane

Study of body's internal + external structure

When water molecules try to reach equilibrium

Difference between osmosis and diffusion?

Diffusion is the solute particles and osmosis is the solvent particles.

a compound that produces ion when it dissolves

compound that makes hydroxide ions.

what is the pH scale?

indicates the concentration of hydrogen ions.

What is Deoxyriboncleic Acid

A nucleotide polymer that uses deoxyribose in its sugar-phosphate backbone

Ultratrace elements are...?

Elements required in the body in very small amounts

the tendency toward a relatively stable equilibrium

Explain the relationship between organisms, cells, organelles, organs, organ systems, tissue

Organelles,cells,tissue,organs,organ systems,organism

What is an Amino Acid

A molecule containing an amine group, a carboxylic acid group

How do you calculate the atomic mass?

Add the protons and neutrons of an atom

What is the difference between an acid and a base?

An acid donates a hydrogen ion and a base accepts a hydrogen ion.

What are the three major stages of the cell cycle?

Interphase, Mitosis, Cytokinesis

What is an ionic bond?

Atoms either taking or give valence electrons (no sharing)

a compound that forms hydrogen ions.

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Module 1 Exam Review

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Answers

1
What is the function of a nucleus?
Protects
Stores material
Contains nearly all the cell's DNA
Supports
2
The cell membrane is semipermeable meaning?
Hard as rock
lets stuff pass through and some not
has a second layer
Liquid and moist
3
What does bulk quantities mean
Large amount
Medium size amount
Small amount
Good amount
4
What are the three main parts of a eukaryotic cell?
plasma membrane,organelles, nucleus
plasma membrane, cytoplasm, organelles
plasma membrane,organelles, cytoplasm
plasma membrane,cytoplasm, nucleus
5
Which of these organs is bilateral?
Lungs
Heart
Stomach
Intestines
6
What is a trace element?
Something required in large quantities and not vital
Something required in small quantities that is not vital
Something required in small quantities necessary for functions
7
Define Physiology
Study of the structure of body parts & their relationship.
Science
Study of the function of body parts
Study of science and how they fit
8
Which of these is not a macronutrient?
Protein
Calcium
Fat
Carbohydrates
9
A group of organ systems create a ________?
Organ
Cells
Tissue
Organism
10
What is an Nucleic Acid
forms the hereditary material of all life on Earth
A nucleotide polymer capable of storing and transferring genetic info
Biomolecules made of one or more amino acid
A nucleotide polymer that uses deoxyribose in its sugar-phosphate backbone
11
Define Metabolism
the body systems way of staying balanced internally
all chemical reactions that occur in the body
study of body systems
study of the body function
12
Polypeptides are chains of amino acids
False
True
13
____ is a nucleic acid which carries the code for making proteins.
ribosomes
DNA
genes
RNA
14
organs are to organ systems as cells are to _____________.
membranes
tissues
the nucleus
organisms
15
Anatomical Position
Standing erect with palms against thighs
Standing erect with arms extended perpendicular to the torso
Standing erect with arms rotated so palms are facing forward
Standing erect with arms rotated so thumbs are facing inward
16
Define diffusion.
The passive movement of a particle from low to high conc.
The passive movement of a particle from high to low conc.
Random movement of particles due to kinetic energy
Movement up a concentration gradient.
17
What does Endoplasmic Reticulum do?
Carry waste to parts of the cell
carry substance, like proteins, to parts of the cell
Stores waste and more for a plant cell
Contain chemicals that break down certain materials
18
Simple diffusion, facilitated diffusion, and osmosis are all:
vesicle transport
endocytosis
passive transport
active transport
19
protons and electrons are the same number
False
True
20
The definition of chemistry
The study of elements and the parts that make them up
The study of chemical reactions
The study of matter and the changes it undergoes
The study of life
21
Osmosis is...
The diffusion of oxgen through the plasma membrane
The diffusion of water through the plasma membrane
The diffusion of lipids through the plasma membrane
The diffusion of carbon dioxide through the plasma membrane
22
Define anatomy
Study of how living organisms function
Study of body's internal + external structure
Study of cellular function
Study of outer space
23
nucleotides that code for amino acid sequences of proteins
Genome
Codon
Genes
Genetic code
24
Osmosis is?
When thing try to get to one condensed area
Creates energy
When water molecules try to reach equilibrium
25
Difference between osmosis and diffusion?
both yellow and blue
None of the above
Diffusion is the solute particles and osmosis is the solvent particles.
Diffusion is the solvent particles and osmosis is the solute particles.
26
What is the capacity of the first electron shell?
two
eight
sixteen
three
27
All living things reproduce.
True
False
28
Amino Acids make proteins?
False
True
29
Ability to sense changes in the environment and react to them
respiration
responsiveness
absorption
assimilation
30
Define electrolyte
a compound that DOES NOT produces ion when it dissolves
mix that form when one substance evenly dissolves in another
a compound that produces ion when it dissolves
an acid that is only slightly ionized in aqueous solution
31
what is a base?
compound that makes hydroxide ions.
a base.
compound that makes hydrogen ions.
32
what is the pH scale?
indicates the concentration of hydrogen ions.
indicates your weight.
indicates your height.
33
What is Deoxyriboncleic Acid
A nucleotide polymer that uses deoxyribose in its sugar-phosphate backbone
A molecule that is produced by living things
A large molecule formed by the bonding of smaller molecular units
The simplest form of sugar
34
A chain of amino acids
Eukaryotes
Structural component of ribosomes
Polypeptide
Central dogma of biology
35
Apoptosis is...
the random popping of cells
programmed cell death
degenerative
natural division of cells
36
Ultratrace elements are...?
Elements required by the body in the extreme
Elements not required in the body
Elements required in the body in large amounts
Elements required in the body in very small amounts
37
Flagella and cilia help every type of cell move.
True
False
38
The movement of fluids with in the body is
assimilation
growth
absorption
circulation
39
a pH scale measures...
weight
acidity
taste
mass
40
Define homeostasis
is movement of materials across cell membranes
A membrane-bound compartment or structure
the tendency toward a relatively stable equilibrium
A cell is the smallest unit of life
41
Explain the relationship between organisms, cells, organelles, organs, organ systems, tissue
Organism,Organ system,cells,tissue
Organelles,cells,tiisue,organs,organism,organ systems
Organelles,cells,tissue,organs,organ systems,organism
Organism,tissue,cells,organ system,organ
42
Channel protein are required for...
Facilitated Diffusion
Osmosis
Diffusion
Active Diffusion
43
What is an Amino Acid
A molecule containing an amine group, a carboxylic acid group
Biomolecules made of one or more amino acid polymers
A member of a diverse group of biomolecules that are hydrophobic
The simplest form of sugar
44
How do you calculate the atomic mass?
Add the protons and neutrons of an atom
Add the electrons and protons of an aatom
CHEESE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Add the electrons and neutrons of an atom
45
What is the difference between an acid and a base?
Nothing is different
They both donate hydrogen
An acid donates a hydrogen ion and a base accepts a hydrogen ion.
An acid accepts a hydrogen ion and a base donates a hydrogen ion.
46
What is a Covalent Bond?
when 1 atom transfers electrons to another atom
when 2 atoms group together
when 1 atom forms with another atom
when 2 atoms share electrons
47
What are the three major stages of the cell cycle?
Prophase, Anaphase, Mitochondria
Cancer, Stem Cells, Division
DNA, RNA, Protein
Interphase, Mitosis, Cytokinesis
48
what does the nucleus do in the cell
it lets food in and out
eats its food
its the brain
it activates the cell like a power plant
49
What is an ionic bond?
Atoms either take or give valence electrons (sharing)
Atoms taking valence electrons
Atoms either taking or give valence electrons (no sharing)
Atoms giving valence electrons
50
what is acid?
vinegar.
a compound that forms hydrogen ions.
lemon juice.

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