Answer;
-Hypercapnia
Explanation;
-Hypercapnia is a condition of abnormally elevated carbon dioxide (CO2) levels in the blood. Carbon dioxide is a gaseous product of the body's metabolism and is normally expelled through the lungs.
The condition usually happens as a result of hypoventilation, or not being able to breathe properly and get oxygen into the lungs.
Answer: The answer is C. An iron atom located on the heme portion hemoglobin
Explanation: Hemoglobin is responsible for the transportation of oxygen in the red blood cells to tissues of vertebrates. It is the protein molecule found in the red blood cells.
Hemoglobin is made up of 4 heme molecules surrounding the globin group, forming a tetrahedral structure. The heme molecules contain one atom of iron each and this is the binding spot for each molecule of oxygen through a covalent bond. Therefore, each hemoglobin molecule can have up to four molecules of oxygen attached to them.
Weeks 3-4: three layers form: the
ectoderm, the mesoderm, and the endoderm. Neural tube develops and produces
neurons. Heart begins beating. Ribs, muscles, and digestive tract form. weeks
5-8: arms and legs develop, then fingers and toes; placenta and umbilical cord
function; digestive system develops; liver produces blood cells.
Answer:
(three) crossing over, mutations caused during crossing over, and independent assortment.
Explanation:
Because of recombination and independent assortment in meiosis, each gamete contains a different set of DNA. This produces a unique combination of genes in the resulting zygote. Recombination or crossing over occurs during prophase I.
Answer:
7
Explanation:it takes one year for the earth to orbit the earth and there are four seasons.