The main difference between the four nucleotides that make up DNA is that they have different?

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.

Fill in the blank with the correct sphere label. a: ⇒ geosphere b: ⇒ biosphere c: ⇒ hydrosphere