Microtubules are protein filaments that have a tubular structure and, together with actin and intermediate filaments, form the cytoskeleton of eukaryotic cells. They stabilize the cell and also participate in transport and movement within the cell. What are microtubules? Microtubules are tubular polymers whose protein structures are about 24nm in diameter. Together with other filaments, … Microtubules: Structure, Function & Diseases
Nicotinamide adenine dinucleotide phosphate is a coenzyme that can transfer electrons and hydrogen. It is involved in numerous rections in cell metabolism and is formed starting from vitamin B3 (nictoic acid amide or niacin). What is nicotinamide adenine dinucleotide phosphate? Nicotinamide adenine dinucleotide phosphate (proper name nicotinamide adenine dinucleotide phosphate) is also abbreviated as NADP … Nicotinamide Adenine Dinucleotide Phosphate: Function & Diseases
Nidation refers to the implantation of a fertilized egg into the lining of the uterus. This continues to develop into the placenta to nourish the egg following nidation. From the time of nidation, the woman is considered pregnant. What is nidation? Nidation refers to the implantation of a fertilized egg into the lining of the … Nidation: Function, Tasks, Role & Diseases
The fallopian tubes (or tuba uterina, rarely oviduct) are among the non-visible female secondary sexual characteristics of humans. The fallopian tubes are where fertilization of the egg takes place. The fallopian tubes allow the fertilized egg to be transported further into the uterus. What are the fallopian tubes? The anatomy of the female reproductive and … Fallopian Tubes: Structure, Function & Diseases
Cookie baking belongs to the Advent and Christmas season just as visits to the Christmas market or decorating the Christmas tree. After Christmas, however, the consumption of the many cookies usually makes itself unpleasantly noticeable when the pants pinch or the top no longer fits properly. This is because many Christmas cookies contain too much … Weight Watchers Christmas Cookies
Cookie baking belongs to the Advent and Christmas season just as visits to the Christmas market or decorating the Christmas tree. After Christmas, however, the consumption of the many cookies usually makes itself unpleasantly noticeable when the pants pinch or the top no longer fits properly. This is because many Christmas cookies contain too much … Weight Watchers Christmas Cookies: Apple and Pear Stollen
Evolution means development. Related to humans, it means the development from animal ancestors through prehumans and early humans to present-day humans. The biological name of the species is Homo sapiens. By a “species” biology understands a community of living beings that can reproduce among themselves. What is evolution? Evolution means development. In relation to humans, … Evolution: Function, Tasks, Role & Diseases
Argininosuccinic acid disease is a metabolic disorder that is already congenital. It is caused by a defect in the enzyme argininosuccinate lyase. What is argininosuccinic acid disease? Argininosuccinic acid disease (argininosuccinaturia) is a congenital urea cycle defect. Urea, which is one of the organic compounds, is formed in the liver. Urea is of considerable importance … Argininosuccinic Acid Disease: Causes, Symptoms & Treatment
Sperm competition is the term used when sperm fight for an egg. For example, each ejaculation of a man’s sperm contains millions of sperm, with only one egg ready for fertilization, and the fastest, most vital, and most motile sperm decides fertilization in its favor. What is sperm competition? Sperm competition corresponds to the competitive … Sperm Competition: Function, Tasks, Role & Diseases
Spermiogenesis is the term used to describe the remodeling phase of spermatids formed by spermatogenesis into mature spermatozoa capable of fertilization. During spermiogenesis, spermatids lose much of their cytoplasm and the flagellum forms, which serves active locomotion. On the head containing the nuclear DNA, opposite the point of attachment of the flagella, the acrosome is … Spermiogenesis: Function, Tasks, Role & Diseases
Spermiogram is the examination of male sperm with the aim of finding out whether they are capable of fertilizing a female egg without outside assistance. Spermiograms are often the beginning of a man’s examination in couples’ problems getting pregnant. What is the spermiogram? Spermiogram is the examination of male sperm with the aim of finding … Spermiogram: Treatment, Effect & Risks
Calcium is one of the most important minerals, which must be supplied to the body. If the body is insufficiently supplied with calcium, deficiency symptoms occur, the so-called calcium deficiency. A 60-kilogram person, for example, consists of just under 1.1 kilograms of calcium, with 99 percent of the calcium found in bones and teeth. What … Calcium Deficiency: Causes, Symptoms & Treatment
