<u>Answer:</u>
Geologists have sorted earth’s history into different geologic time scale. They just clubbed it into time scales by observing the major changes in the life forms that existed on the earth. Inferring to the fossils found in rocks the time scale was calculated.
First era single cell animals were formed then formed the complex animals.Then Mesozoic era where it is known as the era of dinosaurs. Then the evolution of different species of life during Cenozoic era. These major changes found through fossils helped them to form the GTS.
Cells with two sets of chromosomes are called diploids
Answer:
i got information from web but i hope it helps u
Explanation:
Biodiversity gives resilience from the microbes that contribute to the formation of the human biome to the genes that help us adapt to stress in the environment supports all forms of livelihoods may help regulate disease and is necessary for physical mental and spiritual health and social well being.
Answer:
Option (c).
Explanation:
The hemoglobin is the important protein present in the red blood cells. The hemoglobin molecules helps in the transport of oxygen and carbon dioxide in the body.
The iron is important for the hemoglobin molecule formation. The deficiency in the iron can cause the abnormal hemoglobin structure. The mice hemoglobin can binds with the only 50% of the oxygen molecules as compared with the wild type mice.
Thus, the correct answer is option (c).
four
Explanation:
meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells