The antigens that are on the blood A antigens, B antigens and the Rh if it is a positive or negative
Sperm cells inside the pollen grain travel down the pollen tube and into the ovary which contains the ovules. Fertilization occurs when one of the sperm cells fuses with the egg inside of an ovule
Answer:
The correct answer is option - liver.
Explanation:
Liver is the organ that is made up of different type of cells that helps in various essential function of the organ and shape of the organ. There are four major cells that are found in the liver.
Hepatyocytes, kupffer cells, hepatic stellate cells, and liver sinusoidal endothelial cells. cooperate to shape and maintain liver functions.
Thus, the correct answer is - option Liver.
The correct answer is 2.
The scientific knowledge is constantly growing. The main advantage of the scientific method is that nothing is absolutely true and unquestionable.
With each new hypothesis and experiment, scientists get a little bit closer to the truth about the natural world. Some parts of the scientific knowledge stand through time and new experiments only confirm them. But often, the new research finds new aspects or disproves parts of the previous finds, so the understanding of that phenomenon changes.