The answer is C. Pheromones are hormones (which are proteinous) produces by individuals of the same species and are a means to send communication signals for social interactions. They signal alarm, food and even sex. Sex pheromones are released by females beetles into the environment to signal their availability for mating. The pheromones are picked up by receptors on the male beetles and this is how they find the females.
Answer:
Explanation:
Based on the astronomical definition of seasons, yes, the autumnal equinox does mark the first day of fall (in the Northern Hemisphere). However, according to the meteorological definition of seasons, which is based on temperature cycles and the Gregorian calendar, the first day of fall is September 1.
stole this from g**gle, but it explains it farily well. Autumnal equinox is the turning point
The seeds are enclosed because it's the plants way of protecting them.
<h2>Answer with Explanation </h2>
The speaker and transformer are the devices that consume the electrical energy and release the sound as an output in this process the phenomena which are acquired is electromagnetic induction. The sound energy can also be converted into the electrical energy but fir this process high temperature and high frequency is required. The sound energy is important as it informs us about the character, place and time.