no because Separation of oxygenated and deoxygenated blood in the heart of three types of animals. The three-chambered frog heart mixes oxygenated and deoxygenated blood in the ventricle. Therefore, the body never receives fully oxygen-rich blood.
Answer:
c. Hydrogen
Explanation:
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↪ I think its from 6%-10% of living organisms today that will become fossils
↪ Animals have a less likely chance since they have parts that are difficult to become fossils (like teeth, bones)
↪ Plants may decompose and go underwater to be used as Crude Oil
↪ Most of the population are humans, which will be extremely hard to fossilise
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Scientists rely on embryological development patterns and adult body plans for all animals in order to classify animals. The correct option among all the options that are given in the question is the third option or option "c". It is the work of the biologists to classify animals and put them in order for studying them easily and in a group.
Molecules that cannot cross the membrane bind to receptors in the membrane. When the signal binds to a receptor changes it's shape. Other Molecules inside the cell respond to the chainging shape of the receptor.