The correct answer is B. A section of DNA that codes for one or more proteins.
What is A Gene?
A gene is a segment of DNA that contains the instructions for making a specific protein. It is the basic unit of heredity and is responsible for passing on traits from parents to offspring. Genes are located on chromosomes, which are thread-like structures found in the nucleus of cells.
Each gene is made up of a specific sequence of nucleotides, which are the building blocks of DNA. These nucleotides are represented by the letters A, T, G, and C, which stand for adenine, thymine, guanine, and cytosine, respectively. The order and combination of these nucleotides within a gene determines the instructions for building a particular protein.
Proteins are essential molecules that perform a wide range of functions in the body. They can serve as enzymes, hormones, antibodies, structural components, and more. When a gene is "expressed," it means that the information within the gene is used to make a protein.
How are Genes Inherited?
Genes are inherited from our parents. Each person has two copies of each gene, one from their mother and one from their father. In most cases, the instructions from each copy of the gene are combined to determine a person's traits.
What Happens When Genes Mutate?
Sometimes, genes can mutate or change. This can result in a change to the instructions for building a protein, which can lead to changes in a person's physical or behavioral traits. Some gene mutations can cause diseases, while others may have no noticeable effect.
How Do Scientists Study Genes?
Scientists study genes in a number of ways, including through DNA sequencing, gene editing, and genetic engineering. These techniques allow scientists to better understand how genes function and how they can be manipulated to improve human health and well-being.
What is the Future of Gene Research?
The future of gene research is exciting and full of possibilities. Scientists are continuing to uncover new information about how genes work and how they can be manipulated to treat diseases and improve human health. As this research continues, we can expect to see new breakthroughs and innovations in the field
Can Genes Be Altered?
Yes, it is possible to alter genes through genetic engineering and other techniques. This can be done for a variety of purposes, including curing genetic diseases and creating new crop varieties.
What Do Genes do?
Genes play a vital role in determining an organism's physical and behavioral traits. They influence everything from eye color and height to personality and susceptibility to certain diseases.