Give one reason why there tents to be more organisms in the photic zone then in the aphotic zone

What are plate tectonics called in Iceland?

During photosynthesis, oxygen is converted to carbon dioxide. True Or False?

In what ways are red invasive fire ants costly?

In the hunger games what did the citizens eat to survive?

Which kind of muscle fibers enable the muscles to exert force for a long period of time? fast twitch slow twitch

Which of the following is true about gene duplications? O If a gene is duplicated, another copy gets deleted. O Gene duplications create an identical or similar second copy of a gene. O Gene duplications can only happen in plants, not in animals.

Explain incomplete dominance using snapdragon flowers as an example. Free answer

Indicate if the given direction of lymph flow is correct or incorrect. A) Lymphatic capillaries to collecting vessels B) Lymph nodes to lymph capillaries C) Collecting vessels to lymphatic trunks D) Collecting ducts to collecting vessels E) Thoracic

How are important properties of mercury venus and mars different from important properties of earth?

Jon likes hiking. He observes that whenever he hikes up a hill he breathes heavier than when he is on flat ground. Which 2 statements explain why this happens?