Answer:

Explanation:
The distance to the Sun is 5,890,000,000,000. We need to write this distance in km.
A number can be written as
in scientific notation where x is a real no and y is any integer.
There are 10 zeros in the given number and also there are 12 digits after. It would mean that,

So, the distance in scientific notation is : 
Answer:
A. chromosomes
Explanation:
Chromosomes are structures found in the center (nucleus) of cells that carry long pieces of DNA. DNA is the material that contains genes and is the building block of the human body.
Chromosomes come in pairs. Normally, each cell in the human body has 23 pairs of chromosomes (46 chromosomes in all), of which half comes from the mother and half from the father.
Natural Selection is: <u>the process whereby organisms better adapted to their environment tend to survive and produce more offspring.</u>
An example of this is our appendix. We no longer use our appendix because food nowadays is softer than what our ancestors used to eat.
Our ancestors could quickly digest (through their appendix) tree barks because they ate them frequently versus now we don't even use them at all
The appropriate response is that the zones are just situated in provincial territories. Low Emissions Zones is a movement contamination accuse plan of the point of lessening the tailpipe discharges of diesel-fueled business vehicles in London. Just vehicles that don't fit in with higher discharge models are charged, the others may enter the controlled zone for nothing out of pocket.