Answer:
Highly Elliptical
Explanation:
This means that their orbits are unnatural and are not perfect circles.
The jet-like reactions of the comet push it away from a natural orbit. They pass by very close to the sun, and then move incredibly far away. This is also due to the Oort cloud, where comets fall apart and reform again.
The life-form during the Precambrian time was cyanobacteria.
Answer: false
because Biodiversity is the biological variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.
What is the connection between DDT and pyrethroids? They are both pesticides, but different ones. However, many mutations that protect the bugs from one of them also work on the other.
So, if they had been exposed, they'd be selected for resistence to these pesticides. But if they have not been exposed; they would be dying more often during the last decade.
DNA ..............................................................
