The answer is D. Because the bird has to be noticed and the brighter the feathers the more likely the chance to be noticed.
Since fire is a chemical reaction, and oxygen is needed for that reaction, having a fire in a cave is a sure sign of the presence of oxygen.
Answer: Sweat
Explanation:
Sudoriferous gland produce sweat. This word is derived from Latin which means sweat. These are small tubular structures of the skin which produce sweat.
These are exocrine glands which produce and secrete the their secretions on an epithelial surface by the help of duct.
Sweating is a natural phenomenon which is used to regulate the body temperature.
Answer:
A trans membrane protein is a type of integral protein that is found in the entire cell membrane and the membrane protein is attached to the cell membrane.
Many trans membrane proteins functions as channel or gateway which allows the transport of the specific materials which cannot be transported through other means.
The other materials which cannot be transferred by simple diffusion, osmosis or other means is transported by the trans membrane proteins.
Answer:
The elephant did 4000 N·m or 4000 J or 4 kJ of work
Explanation:
