Active transport is a process that involves the movement of molecules against a concentration gradient. This movement requires energy. ... View Article
Active transport refers to a process where molecules have to move against a concentration gradient. Unlike passive transport, this process... View Article
TCA is the abbreviation for Tricarboxylic acid cycle. It is also called the Citric acid cycle or the Krebs Cycle. Main Article: TCA Cycle... View Article
The negative difference in pressure between two points which draws liquid or gas from a higher pressure state to lower pressure state is called... View Article
The inner lining of the uterus is called the endometrium. When conception occurs, the embryo is implanted into the endometrium. Additional... View Article
If there is an overgrowth of cells in the lining of the uterus (also known as the endometrium), it may lead to the endometrial polyps being... View Article
The primary oocyte is diploid and contains 46 chromosomes. It undergoes meiosis to produce a haploid egg cell. Also Check: Why Is A Single... View Article
Primary spermatocytes and primary oocytes give rise to sperms and ovum, respectively, after meiosis. Each primary spermatocyte produces four... View Article
Mitochondria are called the powerhouse of the cell as it produces large amounts of ATP. The human sperm contains numerous mitochondria in the... View Article
The pituitary gland stimulates the development of ovarian follicles. It secretes the follicle-stimulating hormone or FSH, which stimulates the... View Article
Primary spermatocytes give rise to spermatids after meiosis. The spermatids transform into sperms. Primary spermatocytes are derived from... View Article
No, primary spermatocytes undergo meiosis to produce four haploid spermatids. Primary spermatocytes are diploid cells produced from spermatogonia... View Article
Sertoli cells are located in the seminiferous tubules along with germ cells in testicular lobules. They provide nourishment to the germ cells.... View Article
Spermatids are produced from secondary spermatocytes after meiosis II. Spermatids eventually transform into mature sperms by the process of... View Article
The mature sperm cell is also called spermatozoa. It is a haploid cell produced by meiosis in male germ cells. Each sperm is motile and comprise... View Article
Spermiogenesis is the process of transformation of spermatids into sperms. FSH or follicle-stimulating hormone plays an important role in... View Article