The theory that living organisms originate in cells or embryos of different kinds, instead of coming from a single cell; -- opposed to monogenesis. progeny noun (n.) Descendants of the human kind, or offspring of other animals; children; offspring; race, lineage. propenyl noun (n.) A ...
White Blood Cells Lesson for Kids from Chapter 2 / Lesson 30 33K Learn about white blood cells, also known as leukocytes, including their types and function in the immune system. Discover their role in combating pathogens, the physical appearance of white blood cells, and the most common ...
A small opening; a small depression or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very ...
The in vitro capacity to form bone, cartilage, fat, etc., became an assay for identifying this class of multipotent cells and around which several companies were formed in the 1990s to medically exploit the regenerative capabilities of MSCs. Today, there are hundreds of clinics and hundreds of...
Cells are very small.Your body has to make new cells in order to grow. It also has to make new cells to take the place of the old cells that have been worn out.To grow, the cells need a thing called protein(蛋白质). The protein you need most comes from foods in the meat group...
Are there living organisms without cells? Name these organisms A heterotroph can make its own food. (a) True (b) False. All organisms are classified into two general trophic groups. Name these two groups and explain how they acquire organic compounds for their nutrition. Plants make their own...
Connective tissue containing large amount of fat cells. View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar Board...
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