WebGenetics Quiz Question: Who deduced that the sex of an individual is determined by a particular chromosome? Answer: Nettie Maria Stevens, an American biologist and geneticist, was one of the first scientists to find that sex is determined by a particular chromosome.In 1905, after experiments with the yellow mealworm, she published a paper in which she … WebFeb 8, 2024 · expression (in genetics) The process by which a cell uses the information coded in a gene to direct a cell to make a particular protein. gene A segment of DNA that codes, or holds instructions, for a cell’s production of a protein.
How do genes direct the production of proteins?
WebJan 19, 2024 · In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that … WebYes, but there are some differences to keep in mind. Cytosol has enzymes, fatty acids, sugars, and amino acids, all dissolved within it. It is the area of the cell in which organelles are suspended. On the other hand, the … irish package
Nucleus and ribosomes (article) Khan Academy
WebThe set of genes expressed in a cell determines the set of proteins and functional RNAs it contains, giving it its unique properties. In eukaryotes like humans, gene expression involves many steps, and gene regulation can occur at any of these steps. However, many genes are regulated primarily at the level of transcription. Introduction WebANSWER : Once a gene is turned on, it can only be activated in s … View the full answer Transcribed image text: Which of the following statements is false about genes? Multiple Choice Once a gene is turned on, it is activated in all cells. A hormone can turn a gene on or off. Genes can be turned on or off as their products are needed or not. WebA gene is a piece of DNA that contains the information necessary for the cell to make one protein. Genes code for all of the proteins in our bodies, and are responsible for many of our physical traits. What is a gene? Genes are located on chromosomes, which are large … irish package deals