B to obtain oxygen
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Answer:
1) an increase in arterial blood pressure
Explanation:
Blood pressure is not an accurate predictor of a heart attack. Sometimes a heart attack can cause an increase or decrease in blood pressure, but having a change in blood pressure reading doesn't always mean it's heart-related.
Answer :Meristems contribute to both primary (taller/longer) and secondary (wider) growth.
Explanation:
Primary growth is controlled by root apical meristems or shoot apical meristems, while secondary growth is controlled by the two lateral meristems, called the vascular cambium and the cork cambium.
Answer:
C. Excretion
Explanation:
Excretion is the removal of metabolic waste and excess water from the body.
Excretion occurs in the lungs, kidneys and skin.