False: RNA contains only the ribose sugars, whereas DNA only deoxyribose, hence their different names
Answer:
During the summer months, the water table tends to fall, due in part to plants taking up water from the soil surface before it can reach the water table. The water table level is also influenced by human extraction of groundwater using wells; groundwater is pumped out for drinking water and to irrigate farmland.
Explanation:
Answer:
The majority of mutations are neutral in their effects on the organisms in which they occur. Beneficial mutations may become more common through natural selection. Harmful mutations may cause genetic disorders or cancer.
Explanation:
Answer:
The question is confusing or poorly worded. I think the right question would be:
In a vascular plant, the xylem transports water and dissolved nutrients to the leaves, while the
________transports sugars from photosynthesis in the leaves back to the roots.
Explanation:
In this case, the answer is D, Phloem
