BIOLOGY
NUCLEIC ACIDS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Animals that live in the extreme cold need layers of blubber to keep them warm. Which biomolecule should they eat more of?
|
|
carbohydrates
|
|
|
lipids
|
|
|
proteins
|
|
|
nucleic acids
|
Explanation:
Detailed explanation-1: -Background. Blubber is important for most marine mammals, such as whales and seals. The thick layer of fat provides insulation from cold ocean temperatures.
Detailed explanation-2: -The energy stored in blubber includes both proteins (mostly collagen) and fats (mostly lipids).
Detailed explanation-3: -Blubber is a thick layer of fat (adipose) tissue. Animals store extra digested food in the form of adipose tissue, which contains molecules called lipids.
Detailed explanation-4: -This is due to the insulating properties of a layer of blubber (fat) under the skin. Blubber insulates in water, fur and feathers insulate in air.
There is 1 question to complete.