Answer: alternative A
Explanation: The deeper the layer in water, the <u>less light reaches it</u>. In deeper layers, therefore, it becomes difficult, if not impossible, to photosynthesis to occur. Having in mind that <u>phytoplankton and photosynthetic organisms depend on photosynthesis to survive,</u> they won't appear in such dephts.
Answer:
a fertilized egg- zygote
separation of two ends of an old cell- cytokinesis
union of egg and sperm- fertilization
egg-producing organ in lower plants- archegonium
I think mutation so D. If not then A
Evaporation accounts for the movement of water to the air from sources such as the soil, canopy interception, and waterbodies. Transpiration accounts for the movement of water within a plant and the subsequent loss of water as vapor through stomata in its leaves.