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A-B-C-D-E-F-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z

N

N-acetylglucosamine (NAG)
nanos
[role of gene in Drosophila segmentation] [establishing the tail of the Drosophila embryo]
Natural Killer (NK) Cells
Natural selection
[types] [effect on gene pool]
Nearsightedness
Nekton
Nematoda
Nephron
Neritic zone
Nerve
Bundle of axons.
Nervous system
[human central nervous system (CNS)] [human peripheral nervous system (PNS)]
Net productivity
Neural folds
Neuraminidase of influenza virus
Neuromuscular junction
Neuron
A nerve cell. [Structures] [Function]
Neuropeptide Y
Neurospora crassa
Neurotransmitter
Substance released at the axon terminals of a neuron that either stimulates or inhibits the next neuron or muscle fiber. Acetylcholine and noradrenaline are neurotransmitters. [Discussion]
Neutron
Neutrophil
NF-AT ["Nuclear Factor of Activated T cells]
NF-κB ["Nuclear Factor - kappa B"]
Niacin
Nicotinic acid, one of the B vitamins.
Niche
The place in a biological community occupied by a particular species in its relation to other species.
Nicotinamide adenine dinucleotide (NAD) and nicotinamide adenine dinucleotide phosphate (NADP)
Coenzymes that transfer electrons within the cell. [Discussion and structure] [in Calvin cycle] [from light reactions] [NADH dehydrogenase]
Nicotinic acetylcholine receptors
Nilsson-Ehle, H.
Nitric oxide (NO)
[physiological functions]
Nitrification
Nitrogen cycle
Nitrogen fixation
The conversion of atmospheric nitrogen (N-N) into nitrogen-containing compounds like ammonia. [Discussion] [symbiotic]
Nitrogen oxides (NOx)
[and acid rain] [and photochemical smog]
NKT Cells
N-linkage
NMDA receptors
Nociceptors (pain receptors)
Nodal
Node
(1) In plants, the point on the stem at which one or more leaves develop. [diagram] (2) of Ranvier
noggin gene
Nondisjunction
Nonhomologous End-Joining (NHEJ)
Nonsense-Mediated mRNA Decay (NMD)
Noradrenaline (norepinephrine)
Northern blot
NO synthases (NOS)
Notch signaling
Notochord
[in frog embryology]
N-regions of antigen receptor genes
NSAIDs
nonsteroidal anti-inflammatory drugs (e.g., aspirin)
N-terminal
Nuclear localization sequence
Nuclear Pore Complexes (NPCs)
Nuclease
An enzyme that hydrolyzes a nucleic acid, DNA or RNA. Examples: DNase I, Ribonuclease P.
Nucleic acid
A polymer of nucleotides; DNA and RNA.
Nucleolus
Nucleomorph
Nucleoside
Nucleosomes
Nucleotide
[Antisense oligonucleotides]
Nucleotide Excision Repair (NER) of DNA
Nucleus
Nucleus accumbens
Nude Mouse
Null hypothesis
Nutrition
[requirements] [gastrointestinal (GI) tract]
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