WebDNA is made of four chemicals that form pairs in different combinations. The combinations create codes for different genes. Each person has about 20,000 genes. The genes code for different traits, such as eye color, body … WebDec 13, 2024 · Your DNA has the instructions for making you. One complete set of instructions is called a genome. These instructions are written in “letters” called base …
Haploid Cells: Gametes and Spores - ThoughtCo
WebNov 13, 2015 · With few exceptions, all cells in a person’s body have the same DNA and genes. As cells divide and grow different genes are expressed, resulting in different cell types. Those cells then produce a … WebDec 28, 2024 · There are four types of glial cells in the central nervous system; astrocytes, oligodendrocytes,microglial cells, and ependymal cells. Astrocytes are found in the brain and spinal cord, and have a starlike … cyprus historic and classic motor museum
Open questions: How many genes do we have? - BMC Biology
WebAnswer (1 of 6): Each pair of chromosomes is indeed unique, and each contains thousands of different genes that encode all the different features that make you human. Each chromosome comes with a homologous- or matching- sister chromosome, one inherited from mom and one from dad. There are vari... WebApr 6, 2024 · Amazing facts about DNA #1 What is DNA. Simply put, DNA is a complex molecule or a nucleic acid. And, it bears the genetic code or the hereditary material of all kinds of organisms. DNA stands for ‘Deoxyribonucleic Acid’. DNA is not only present in humans but also any other organisms including plants, animals, bacteria, archaea, and ... Webchromosome number, precise number of chromosomes typical for a given species. In any given asexually reproducing species, the chromosome number is always the same. In sexually reproducing organisms, the … binary solar system clock