Answer:
Left atrium
Explanation:
The four pulmonary veins return oxygenated blood to the left atrium.
B I think is the correct answer
Answer:
The correct answer is option D. Individuals.
Explanation:
Natural selection is the process in which some individuals adapt traits or trends according to the environment changes in order to service and reproduce more. These trends are pass from one generation to another generation.
Natural selection is the first time described by Charles darwin.
Thus, the correct answer is option-
d. individuals
Answer: The base of a dam or a high rise buildings made wider because the pressure exerted by a liquid increases with depth,as the depth increases more and more pressure is exerted on the base of dam or a high rise buildings
Eukaryotes posses a true nucleus