Questão 1
Questão
What are Darwin 3 theories on evolution?
Responda
-
there is a struggle for existence
-
there is variation between individuals of the same species
-
that individual characteristics are heritable
-
that individual characteristics aren't heritable
-
there is variation of individuals in differing species
Questão 2
Questão
Anabolic reactions are reactions that break down molecules
Questão 3
Questão
Anabolic reactions build molecules
Questão 4
Questão
Prokaryotes have a [blank_start]simple[blank_end] structure, they have [blank_start]no nuclear membrane[blank_end] but have a [blank_start]cell wall[blank_end]. Their DNA is also [blank_start]not seperated[blank_end].
Responda
-
simple
-
complex
-
no nuclear membrane
-
a nuclear membrane
-
cell wall
-
cell membrane
-
not seperated
-
separated
Questão 5
Questão
Totipotent means the cell can become specialised
Questão 6
Questão
What is light microscopy?
Questão 7
Questão
What are the limitations of light microscopy?
Responda
-
wavelength of natural light
-
wavelength of light
-
can only use thin layers of cells
-
can only see certain organelles
-
can't be used for certain tissue samples
Questão 8
Questão
What type of stains can be used for histochemistry
Questão 9
Questão
The differences between gram positive and negative is that gram positive [blank_start]resists[blank_end] purple stains and has [blank_start]thick[blank_end] peptidoglycan whereas gram negative has [blank_start]thin[blank_end] peptidoglycan and [blank_start]absorbs[blank_end] the purple colour
Responda
-
resists
-
thick
-
thin
-
absorbs
Questão 10
Questão
The process of immunolabelling
[blank_start]Unlabelled[blank_end] antibody [blank_start]binds[blank_end] to antigen then a secondary labelled [blank_start]antibody[blank_end] binds to the primary antibody and [blank_start]emits light[blank_end] as a marker
Responda
-
binds
-
Unlabelled
-
antibody
-
emits light
Questão 11
Questão
Two bacterial specialisations are [blank_start]pili[blank_end] and [blank_start]flagella[blank_end]. [blank_start]Pili[blank_end] is for adhesion and [blank_start]flagella[blank_end] is for movement
Responda
-
pili
-
flagella
-
Pili
-
flagella
Questão 12
Questão
Protists are [blank_start]unicellular[blank_end] organisms such as [blank_start]algae[blank_end] or amoeba
Responda
-
unicellular
-
multicellular
-
algae
-
sponges
Questão 13
Questão
Structure and function of fungi
Responda
-
have rigid cell walls
-
have no cell wall
-
have a cell membrane
-
made of microscopic filaments
-
are heterotrophs absobers
-
create molecules using enzymes
-
break down molceules using enzymes so they can be absorbed
Questão 14
Questão
3 types of plant tissues
Responda
-
ground tissue
-
vascular tissue
-
Dermal tissue
-
stem tissue
-
root tissue
Questão 15
Questão
Ground tissue is for [blank_start]support[blank_end] and [blank_start]energy storage[blank_end], vascular tissue is for [blank_start]transport of water and nutrients[blank_end] and dermal tissue is for [blank_start]protection[blank_end]
Questão 16
Questão
Epithelial cells are [blank_start]tightly packed[blank_end] cells which are [blank_start]specialised[blank_end]. They form a barrier and have [blank_start]absorbant[blank_end] properties and can facilitate absorbtion by [blank_start]microvilli[blank_end]
Responda
-
tightly packed
-
specialised
-
absorbant
-
microvilli
Questão 17
Questão
The two types of connective tissues are [blank_start]fibroblasts[blank_end] which are for [blank_start]support[blank_end] and secretion and [blank_start]leukocytes[blank_end] which are for [blank_start]defense[blank_end]
Responda
-
fibroblasts
-
support
-
leukocytes
-
defense
Questão 18
Questão
What are the intermediate filaments function?
Responda
-
to provide cell strength
-
to provide support
-
to provide protection
-
to provide defense
-
to provide nutrients
Questão 19
Questão
What processes occur in the nucleus?
Responda
-
DNA replication
-
DNA transcription
-
RNA transcription
-
RNA translation
Questão 20
Questão
What occurs when a large nucleolus or multiple nucleoli is present
Questão 21
Questão
When DNA is highly condensed it is undergoing mitotic division
Questão 22
Questão
What is the role of lamins?
Questão 23
Questão
What are nuclear pores ?
Responda
-
small channels for diffusion of water soluble molecules
-
large molecules for water soluble molecules
-
small channels for ion transport
-
small channels to allow for small molecules to pass
-
large channels for protein transportation
Questão 24
Questão
Facts about ribosomes
Responda
-
they occur freely in the cell
-
they occur attached to the rough ER
-
they occur attached to smooth ER
-
free ribosomes synthesise cytosolic proteins
-
free ribsomes synthesise mitochondria
-
attached ribosomes synthesise chloroplasts
-
free ribosomes synthesise chloroplasts and peroxisomes
Questão 25
Questão
The first stage of mitotic division is [blank_start]prophase[blank_end] the second is [blank_start]metaphase[blank_end] the third is [blank_start]anaphase[blank_end] the fourth is [blank_start]telophase[blank_end] and then undergoes [blank_start]cytokenesis[blank_end]
Responda
-
prophase
-
metaphase
-
anaphase
-
telophase
-
cytokenesis
Questão 26
Questão
DNA replication requires a [blank_start]replication[blank_end] complex in order to bind to the replication [blank_start]start site[blank_end]. The complex contains [blank_start]DNA polymerase[blank_end] which assembles [blank_start]nucleotides[blank_end] into DNA strands. The replication has many start points to [blank_start]speed up[blank_end] replication time.
Responda
-
replication
-
translation
-
start site
-
end site
-
DNA polymerase
-
DNA helicases
-
nucleotides
-
codons
-
speed up
-
slow down