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Chemical synapse
Chemical synapses are specialized junctions through which cells of the nervous system signal to one another and to non-neuronal cells such as muscles or glands. A chemical synapse between a motor ... > more -
Protein structure
Proteins, similar to carbohydrates and lipids, are made up of such elements as carbon, hydrogen and oxygen. They are amino acid chains, made up from 20 different L-alpha-amino acids, also referred to ... > more -
Genetic code
The genetic code is the set of rules by which information encoded in genetic material (DNA or RNA sequences) is translated into proteins (amino acid sequences) by living cells. Specifically, the code ... > more -
Exocrine gland
Exocrine glands are glands that secrete their products into ducts. They are the counterparts to endocrine glands, which secrete their products directly into the bloodstream. Typical exocrine glands ... > more -
Chromosomal crossover
Homologous recombination is the process by which two chromosomes, paired up during prophase 1 of meiosis, exchange some distal portion of their DNA. Crossover occurs when two chromosomes, normally ... > more -
Mammalian embryogenesis
Mammalian embryogenesis is the process of cell division and cellular differentiation which leads to the development of a mammalian embryo. A mammal develops from a single cell called a zygote, which ... > more
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