B.Prokaryotic cells do not have a true nucleus or membrane-bound organelles.
Yes, Chemical reactions occur slower at lower temperatures and faster at higher temperatures. When you put a glow stick in cold water, the chemical reaction slows down but will last for a longer period of time. When you put a glow stick in hot water, the reaction speeds up but will be over quicker.
Not sure about the variable one though, sorry!
Answer:
mitochondria
Oxidation of fatty acids occurs in multiple regions of the cell within the human body; the mitochondria, in which only Beta-oxidation occurs; the peroxisome, where alpha- and beta-oxidation occur; and omega-oxidation, which occurs in the endoplasmic reticulum.
Explanation:
NOT MY WORK!!!! It is from another search engine
Atmosphere layers. Earth's atmosphere is divided into five main layers: the exosphere, the thermosphere, the mesosphere, the stratosphere and the troposphere. The atmosphere thins out in each higher layer until the gases dissipate in space.
Hope this helps. Have a great day!
Answer:
Artificial selection can be described as an effective process which humans use to produce plants and animals with desirable traits. In this process, parents with desirable traits are bred together to produce offspring's with desirable traits. The method of artificial selection has been used by farmers for a long time and it is one of the most ancient techniques of biotechnology.
The pigeon breeder must have pigeons with desired shape and feather. These pigeons can be bred together to get offspring with the desired trait.