I think two are stem cell research and cloning
Obesity is when you are 20 percent or more over your ideal body weight.
The hilum serves as the passageway for nerves and vessels
<u>ANSWER:</u>
Scientists are now of the opinion that life originated from inorganic molecules.
<u>EXPLANATION:</u>
- Scientists now think that "life on earth" originated around 3.5 to 3.9 million years ago.
- According to scientists, "building blocks of life"(amino acids) were first formed and these combined to form the compounds essentially needed for life on earth.
- There are many scientists who also think that the first organic molecules on earth came from meteorites.
- There are however many scientists who also think that some of the "building blocks of life" may have been formed abiotically on earth.
Answer:
5 sense organs
Explanation:
Sense organs are the specialized organs composed of sensory neurons, which help us to perceive and respond to our surroundings. There are five sense organs – eyes, ears, nose, tongue, and skin. What are the Olfactory Organs?