Scientists are helping to improve understanding of how rocks in Earth's hot, deep interior enable the motions of tectonic plates, which regulate the water cycle that is critical for a habitable planet.
Explanation:
Taking steps to reduce or eliminate pollution from nonpoint sources such as streets and farms will help to maintain the ecological balance. Sewage and run-off of agricultural fertilizer can cause the rapid growth of algae in lakes and streams. The growth of algae blocks sunlight and depletes the oxygen in the water.
Answer:
1. Sexual Reproduction
2. Genetic variations
Explanation:
Human reproduces through sexual reproduction. Sexual reproduction is the process of production of new progeny by the formation of male and female gametes (sperms and egg respectively) and fusion of gametes. During gamete formation, crossing over adds new gene combinations to the gametes. The genetic variations make the progeny of sexual reproduction different from each other and from the parents.
Marcellus and Bernardo are both soldiers while Horatio is an university student. All where characters in the play Hamlet by Shakespeare. The correct answer is C.
Answer:
Explanation:
The kidneys are organs of the urinary system - which remove excess water, salts and urea. Blood is transported to the kidney in the renal artery . The blood is filtered at high pressure and the kidney reabsorbs any useful materials such as glucose, salt ions and water for the body!
Hope this helps!
