Bir canlının solunum sisteminin aşağıdaki özellik- lerden hangisine sahip olması, kural olarak yaşa-
dığı ortam hakkında bilgi verir?
A) Gaz alışverişinin difüzyonla gerçekleşmesi
B) Solunum organının vücut içinde olması
C) Gazların solunum pigmentiyle taşınması
D) Solunum organının yüzeyinin nemli olması
E) Gaz değişim yüzeyinin bir sıra hücre tabakasın-
dan oluşması
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Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."