Answer:
Explanation:
time= distance/speed
20km/ 15km/h
= 1 1/3 hours (4/3 in mixed fraction)
This mechanism is called primary production . Other organisms called heterotrophs take in autotrophs as food to carry out functions necessary for their life.
The answer to this question is d because prejudices is not based on experience or reasons
Answer:
The endoplasmic reticulum serves many general functions, including the folding of protein molecules in sacs called cisternae and the transport of synthesized proteins in vesicles to the Golgi apparatus
Explanation: