Answer: C. placentals.
Explanation:
The placentals are the mammals which give birth to a fully developed live young individual. These animals are characterized by the presence of placenta which creates a boundary around the fetus. The transfer of food takes place through the tissues of the placenta. Also the wastes are excreted out through placenta.The placental mammals keep their fetus inside the placenta for a complete period of gestation until the complete physical form of the fetus get developed.
<span>D. Atmosphere is the answer to this question
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Answer: I don’t know, I need this one too
Explanation:
Unlike humans, plants don't contain bones. Because of this, they have a cell wall to provide structure and protect their organs.
Answer:
the answer is c
Explanation:
there is a flat line at 26 m over the interval from 5 to 7 seconds