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Biology

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slh123456789
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Last updated: December 3, 2013
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First submittedDecember 3, 2013
Times taken317
Average score15.8%
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Answer
The nervous system that controls conscious activity
somatic
The name of the cytoplasm in a muscle fibre cell
sarcoplasm
The type of muscle in which the fibres are connected by intercalated discs
cardiac
What is the post synaptic receptor in neuromuscular junctions
nicotonic cholinergic
The largest part of the brain
Cerebellum
The motor neurone pathway that is most active when you are asleep
parasympathetic
The formation of a species
speciation
The gut wall contracts to move food long, what type of muscle is this?
involuntary
What is the normal resting potential in a neurone
-60mV
The phase in the cell cycle in which there are two copies of each chromosome.
Interphase
The genetic constitution of an organism
genotype
Allele characteristic that appears in the phenotype when only one copy is present
dominant
Alleles that are both expressed in the phenotype
codominant
An organism that carries two different alleles
heterozygote
Interaction of different gene loci so that the gene locus masks or suppresses the expression of another gene locus
epistasis
A gland that secretes molecules into a duct that carries the molecules to where they are used.
Exocrine gland
Technical name of the liver cells
hepatocytes
The alpha cells manufacture and secrete what?
glucagon
A disease in which blood glucose concentrations cannot be controlled effectively
Diabetes mellitus
The removal of the amine group from an amino acid to produce ammonia
Deamination
These cells breakdown and recycle red blood cells
Kupffer Cells
The process in which ammonia is converted to urea
ornithine cycle
What are the epithelial cells of the Bowman's capsule called?
podocytes
Molecules that absorb light energy
photosynthetic pigments
The cycle that happens in the stroma
Calvin cycle
The processes in respiration in which carbon dioxide is produced
Link reaction and krebs cycle
The formation of ATP by adding a phosphate group to ADP, in the presence of oxygen
Oxidative phosphorylation
The assembly of polypeptides at ribosomes
Translation
The creation of a single-stranded mRNA copy of the DNA coding strand
Transcription
The amino acid that always starts the polypeptide chain.
Methionine
A length of DNA, made up of structural genes and control sites.
Operon
Programmed cell death
Apoptosis
The production of structures in an organism that can grow into new individual organisms
Vegetative propagation
Directional growth response in which the plant moves away from the light
negative phototropism
Type of tropism in which a plant winds around solid structures to gain support
Thigmotropism
The type of meristem found at the apices of shoots and roots
Apical
A hormone that promotes cell division
cytokinins
A hormone that inhibits seed germination and growth
Abscisic acid
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1 Comments
LauraCamus
+1
Level 73
Apr 12, 2022
The largest part of the brain is the cortex, also called cerebrum
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