Answer:
C. Sometimes molecules need to move from low to high concentrations.
Explanation:
A. The organism has a large nose, because it's homozygous.
Only toms idea could be scientific since it is testable, can be tested by others, have a hypothesis, and be proven
Answer:
The star could also be said to be 360 Million Million miles from the earth's sun.
Explanation:
A light year equals 9.4607 × km.
This is also approximately 6 Million Million Miles.
If we expressed the answer in miles, then we have to multiply 6 by 60.
This is equals to 360.
Therefore, 60 Light years is approximately 360 Million Million miles.
Cheers!
The aquifer which will be most effective in purifying polluted ground water is AN AQUIFER COMPOSED MAINLY OF SAND.
An aquifer refers to a zone of permeable rock strata which transmit ground water freely. An aquifer must be permeable and porous. Ground water can be extracted from an aquifer by using a water well.