Pollen grain is odd one among all the other three. Pollen grain in a male gametophytic structure. Whereas all the other three are found inside ovule (nucellus, micropyle and embryo sac).
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The answer is D. Oxygen is combined with the carbon atoms left from the gluclose molecule.
Your answer should be C) Sodium-Potassium Pumps.
Answer: B) ice cores.
Explanation: glaciers can be frozen for hundreds of years, holding important information about the past
Answer
Key Points
•A function can be represented verbally. For example, the circumference of a square is four times one of its sides.
•A function can be represented algebraically. For example, 3x+6 3 x + 6 .
•A function can be represented numerically
•A function can be represented graphically.
