Answer:
A functional group changes the structure of a compound but does not alter its chemical properties
Answer: crossing over
during the process of fertilization, a sperm and egg join together to create a zygote. since a sperm had half the number of chromosomes and an egg has half the number of chromosomes, when they join together the zygote had a complete diploid set of chromosomes. the assortment of chromosomes and crossing over promotes genetic variation during the process of reproduction
Answer:
Single celled organism that love moisture is yeast.
Explanation:
Yeast is a single cell organism that is grouped with kingdom fungi. The commonly known yeast is <em>Saccharomyces cerevisiae </em>that is used for baking and brewing industry. Yeast fermentation requires moisture and a warm environment. The moisture and carbohydrates are hydrolyzed during fermentation process to the simple sugars.
Answer:
See the eplanation below, please.
Explanation:
In sickle cell anemia, hemoglobin has the form of rigid bars inside the red blood cells, causing them to adopt sickle shapes being not very flexible. These cells can block blood vessels, stopping the flow, causing oxygen to not reach the tissues.
The cause of this anemia is due to a genetic mutation (there is a substitution of thymine for adenine in the beta globin gene, located on chromosome 11), generating Hemoglobin S with a decrease in oxygen binding.
