Table of Contents Testosterone Definition Testosterone is a steroid hormone with the molecular formula C19H28O2 that's considered the major male sex hormone since it's involved in the development of male…
Table of Contents Pheromones Definition A pheromone is a substance produced by an organism that acts as a behaviour modifier. It implies that when it identifies individuals of the same…
Table of Contents Estrogen Definition Estrogen is a sex steroid hormone produced in large amounts in females' ovaries; when bound to oestrogen receptors, it becomes active and produces effects in…
Table of Contents Estradiol Definition Estradiol is a powerful estrogen with the molecular formula C18H24O2; a key female sex hormone in that it is largely involved in the control of…
Table of Contents Myosin Definition Myosin is a group of motor ATPases that interact with actin filaments are called f actin filaments. Myosin is derived from the Greek words muós,…
Table of Contents Microtubules Definition Cytoskeleton are the cytoplasmic structures, which are present in eukaryotes and maintains the cell shape, responsible for transportation and locomotion. Cytoskeleton is of three types;…
Cell Matrix Definition Within the cell cytoplasm is the gel like substance called the cell matrix. The cell matrix is quite flexible and elastic as it can shift from gel…
Mutation Definition The preceding mutation examples looked at changes at the chromosomal level. A DNA sequence's nucleotide sequence is also vulnerable to mutation. Deletion Mutation Certain nucleotides are deleted in…
Table of Contents What is Diploid Cell? The word diploid originates from a Greek word, which can be divided into two words, di meaning two and ploidy meaning the presence…
Table of Contents What is Vicuna? Vicuna is an animal species, which is found in the mountainous and grassy areas. It belongs to the kingdom Animalia, class Mammalia, phylum Chordata,…
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