wood- renewable resource that can be burned
oil- spills can destroy aquatic ecosystems
hydroelectric power- uses the kinetic energy of water
nuclear power- creates radioactive waste
coal- burning releases CO2 into the air
Answer:
Microevolution refers to evolution at or below the species level.
Explanation:
- If the change occurs in the short period span of time within the specific species then this type of change is refereed to as the micro evolution.
- Micro evolution is occurred in between small group of animals or species.
- If the evolution is expanded to community or large population it is not considered as a microevolution.
- Microevolution may be caused due to mutation, selection, gene flow and genetic drift.
Correct answer - Frequency.
Why? - The frequency, is the number of waves that pass a certain point in a specified amount of time.
The answer is epididymis.
Epididymis is a tightly coiled mass of thin tubes that carries sperm from the testes to the ductus deferens in the ale reproductive system. Sperms matures as they pass through the epididymis so that they are ready to fertilize ova by the time they enter the ductus deferens. During the ejaculation stage of emission sperms are moved from the testes and the epididymis, where they are stored, to the beginning of urethra.
