Answer:
The pitch of a sound is how high or low a sound is when we hear it, whereas the intensity of a sound is the energy/vibrancy of the sound over an area and depends on the frequency of the sound as well.
<span>The accessory pigment found in red algae that are especially good at absorbing blue light is </span>Chlorophyll
Answer:
A fixed set of steps and procedures
Answer:
directional selection, is a mode of negative natural selection in which an extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time in the direction of that phenotype.
This is a diagram of a paramecium.