Answer:
some kinetic energy to electric energy are good. for a hand cranked flash light it takes a lot of physical energy to get the light on for a large amount of time. LEDs are used because they are bright with even a little energy. solar/light energy is very useful aswell
Answer:
Animal life cycles have meiosis followed immediately by gametogenesis. Gametes are produced directly by meiosis. Male gametes are sperm. Female gametes are eggs or ova.
The plant life cycle has mitosis occurring in spores, produced by meiosis, that germinate into the gametophyte phase. Gametophyte size ranges from three cells (in pollen) to several million (in a "lower plant" such as moss). Alternation of
Answers is
(Spore)
Answer:
Fracking has adverse effect on water resources. The most potent danger lies in the fact that the fracking fluid may flow back to the surface and contaminate water.The fracking fluid contains toxins and carcinogen along with sand. This fluid when mixes with fresh water resources by any chance will prove hazardous. And hence degrade the availability and quality of potable water.
Explanation:
- Fracking or hydraulic fracturing is a technique used by industries to bring out oil and gas from the rock reservoirs.
- In this process a fluid known as fracking fluid is forcefully injected into the rock so that a fissure can be created and the rock breaks open due to the extreme pressure of the fluid.
- Fracking fluid can prove itself to be a environmental Hazard , because of the toxic chemicals and carcinogens mixed in it.
Yes... they contain the genetic information for the DNA inside the nucleus