The correct answer is - India was a separate continent until 45 million years ago.
India and Southeast Asia despite bordering one another have great differences in the flora and fauna. The reason for that is that India was a separate continent until 45 million years ago, while Southeast Asia was part of Asia. Because of the long period of isolation before the collision with the Asian mainland, the flora and fauna of India developed unique characteristics, mostly found only in India, and some being shared between India and Madagascar as it was the last land with which it was in contact before becoming a separate continent and started moving towards Asia. The differences are bigger in the southern half of India, while in the northern half they are lesser and have more similarities with the flora and fauna of Southeast Asia.
Answer:
Ribosomes are found 'free' in the cytoplasm or bound to the endoplasmic reticulum (ER) to form rough ER.
Explanation:
In a mammalian cell there can be as many as 10 million ribosomes. Several ribosomes can be attached to the same mRNA strand, this structure is called a polysome.
I would say that Melissa has made the mistake of using the same uncleaned cutting board first for cutting up chicken which is notorious for forming bacteria quickly when out of the fridge and then chopping vegetables on it thus running the possibility of contaminating the vegetables with chicken bacteria. She should ensure she washes the cutting board carefully with soap and water to avoid contamination of the vegetables.
Out of the following given choices;
mucosa
serosa
submucosa
muscularis externa
The answer is muscularis externa. This layer is one of the 4 layers (tunics) of the GI tract. It is found beneath the submucosa and is composed of smooth muscles. The smooth muscles are responsible for the involuntary movements called peristalsis, that move food along the gastrointestinal tract.
C. A halter
A halter is the most common way people use to restrain their cows.
