Which of the following is not a concern about solar energy? A)
There are a large number of materials used in solar panel production.
B)
The substances used in production are not environmental friendly.
C)
The substances used in production could accidentially release toxic substances.
D)
The solar collectors are designed to incorporate heat that is used produce steam.

dna damages cause changes in the structure of the genetic material and prevents the replication mechanism from functioning and performing properly. dna damage and mutation have different biological consequences. while most dna damages can undergo dna repair, such repair is not 100% efficient.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave