<span>The answer is chromatin. Chromatin is composed
of DNA wound up in protein complexes called histones to form nucleosomes. At the
start of mitosis or meioses, chromatin is folded up into a 30nm fibre which is sequentially
folded up to 1400nm fibres .</span>
The answer is copper. Nonrenewable resources are those that cannot be readily/naturally replaced at rates that match those of consumption (an aspect that allow renewable resources to be sustainable). Copper are made deep in earth at very slow rates hence do not readily renew themselves. Organisms, on the other hand die, and are naturally replaced by offspring.
The question above is incomplete, the options attached to the question are:
A. Poor Hygiene.
B. Toothpick
C. Employee snacking
D. Virus.
ANSWER
The correct option is D.
Biological contaminants in form of different types of bacteria, viruses and other parasites are the biggest cause of food borne illnesses. Food borne illnesses occur by consuming foods that have been contaminated by these microorganisms. Common symptoms of food borne illnesses are: vomiting, diarrhea, abdominal cramps, nausea, fever, etc. Incubation period of these biological contaminants can range from few hours to one week. <span />
Answer:
Explanation:
some plant populations are limited by sunlight especially if they live in the jungle or some parts of the rainforest. This would limit their growth because plants use the sun for photosynthesis or to make food. So without the sun most plants would die.