Biology

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Last updated: December 3, 2013

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First submitted	December 3, 2013
Times taken	300
Average score	15.8%
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Hint	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

Hint	Answer
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