Answer:
Explanation:
The human ear can easily detect frequencies between 20 Hz and 20 kHz. Hence, sound waves with frequency ranging from 20 Hz to 20 kHz is known are audible sound. The human ear is sensitive to every minute pressure difference in the air if they are in the audible frequency range.
Answer:
Competition happens because resources are limited. Explanation: When resources are limited in an ecosystem, the species compete with each other to come out as best among all. ... By fittest he means the ones who are capable to compete and come out as the strongest among all to survive in a given ecosystem.
Explanation:
Can I have brainlyiest?
Answer:
There offspring will have dimples
Explanation:
If wrong I am sorry.
The timber, paper, and furniture industry
Other than having a variation in beak characteristics, another variation in a finch species that could <span>promote survival of an individual bird would be its wingspan. </span>