7. Why is it necessary that the solar concentrators used by solar power plants be able to move throughout the day? -To avoid rain damage
-To track the sun as it moves across the sky
-To change the focus area of the incoming radiation
-To direct sunlight to different parts of the power plant

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

If the charge that enters each meter of the axon gets distributed uniformly along it. true or false

Chimeras are interesting organisms that have two different sets of dna. chimeras occur when when two different zygotes fuse to form one organism. some chimeras have no outward symptoms, while some have two different eye colors it two different blood types what roles do mitosis and meiosis play in the process