1) 2 (or 3?)
2) 3
3) 1 or 2?
4) wave 2
5) wave 3
6) the number of occurrences in a period of time
7) the more wavelengths in the shorter amount of time, the higher the frequency
Answer:
Carbon is the most important.
Explanation:
It's the main component
It reaches sexual maturity at the age of 15 years of age.
The significance of K-selection is that it represents a stable animal population within a given environment, as such the offspring that are produced are well cared for, are a part of a relatively low number of offspring and generally have a longer life span. These ideas eliminate all the other answers.
Protection, absorption, filtration, excretion, secretion, and sensory reception
Answer:
A single phospholipid molecule has a phosphate group on one end, called the “head,” and two side-by-side chains of fatty acids that make up the lipid “tails. ” The phosphate group is negatively charged, making the head polar and hydrophilic, or “water loving.” The phosphate heads are thus attracted to the water