Answer:
In biology, a mutation is an alteration in the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA. Viral genomes contain either DNA or RNA.
Explanation:
Answer:
Because females have two x but males have x and y so deleting x would only leave it with x without a y
Explanation:
because
Spleen
The spleen is located under the diaphragm and behind the stomach. It can get enlarged during an infection.
Explanation:
The spleen is a large lymph organ. It is highly vascularized and contains a meshwork that sieves out old and misshaped erythrocytes. It acts as a quality control measure for red blood cells. The organs has macrophages that engulf and digest the red blood cells that fail quality control and foreign matter. The spleen stores the iron the cell as bilirubin and is recycled yo make new blood cells in the red bone marrow.
The spleen also stores red blood cells hence your spleen helps you recover blood cells (and maintain the right blood pressure) when you lose a considerable amount of blood from a deep cut.
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Answer:
Explanation:
Due to technical problems, you will find the complete explanation in the attached files.
Answer:
Letter A - True
Explanation:
Science is in fact limited to topics in which evidence can be gained through experiments and/or observations.
This happens because to realize science, scientists have to strictly follow the scientific method. And in this method, essential steps are observation, formulation of hypothesis and experimentation.
It is also important to note that not all knowledge can be covered by the scientific method, this does not mean that it is not valid, just that it is not science.
