Answer:
the transformation of pollen grains from another to stigma is called pollination.
Answer:
Gas exchange is the delivery of oxygen from the lungs to the bloodstream, and the elimination of carbon dioxide from the bloodstream to the lungs. It occurs in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.
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Tysm!
Answer:
breathing allows the exchange between 2 gases: oxygen and carbon dioxide. Gas exchange occurs in millions of lung alveoli and the capillaries that surround them
Explanation:
Answer:
The correct answer is chordata.
Explanation:
The Reptilia, Amphibia, Mammalia, and the Aves all come under the kingdom Animalia, and all are the part of the basal clade Chordata. This signifies that all these species during a certain point of their life exhibited a notochord. A notochord refers to a cartilaginous rod of skeleton that supports the body in all the embryonic and in some of the adult chordate animals.
B. circulatory, respiratory, nervous
C. muscular, endocrine, nervous
D. urinary, endocrine, nervous
Answer:
Select the sentence that is correctly punctuated.
A.
In health class we studied these systems endocrine, circulatory, and nervous.
B.
In health class we studied these systems: endocrine, circulatory, and nervous.
Explanation:
b. a pair of antennae.
c. tube feet.
d. an internal skeleton.
The answer is actually B.) a pair of antennae