Answer:
D. IV -> III -> II -> I
Explanation:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
Different environment cause different species to "<span> Become more diverse" this process is known as "Adaptation" which changes the characteristic of an organism according to its environment
In short, Your Answer would be Option A
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Shaping. Each step in the learning process is called an approximation. An animal may be reinforced for each successive approximation toward the final goal of the desired trained behavior. Animals learn complex behaviors through shaping.
Answer:
The more derived characteristics organisms share,the greater their degree a kinship. For instance,a derived characteristic in plants is the presence of the vascular tissue.Although all organisms share similar traits.
Explanation:
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Chemical bonds formed when atoms gain/lose electrons, and oppositely charged ions attract. Ion. A particle having an electrical charge. Electronegativity difference between 0 and 0.3. Characterizes onpolar covalent bond.
