Answer: Option B
Explanation:
The upper forelimbs of human beings and bats have similar skeletal structures but the same structure has resulted differently in whales.
This is because the natural selection in whales has resulted in change in anatomy and this change in whales has changed their anatomy.
The forelimbs of whales has changed into flippers and it helps whales in swimming.
The forelimbs of human beings, whales and bats have the common ancestors but because of different environment they evolved differently.
Answer:
A proteins coated with phospoholipids
Explanation:
Because proteins are large component and passing through a cell membrane that have large size is hard. But if you have similar quality with the cell membrane, it can pass through so that the pharmacy industry use this technique for hormones etc.
The appearance of a straight and
rigid "pipestem colon" is characteristic of chronic ulcerative
colitis. Ulcerative colitis is an inflammatory bowel disease that causes the inflammation
and ulcers in the colon. The chronic ulcerative colitis is the rare form of
colitis that affects the entire colon and causes severe pain, profuse diarrhea,
bleeding, fever and inability to eat.
<h3>
Answer: A. all</h3>
Every planet in our solar system has been visited by an unmaned spacecraft sent by the United States. The launch years are given in this order
- Venus (1962)
- Mars (1964)
- Mercury (1973)
- Jupiter (1977)
- Saturn (1977)
- Uranus (1977)
- Neptune (1977)
- Pluto (2006)
Q1= C
Q2= C
Q3= B
Q4= B
Q5= A?
I hope this helps
