Answer: Diffusion across a membrane!
Explanation:
Water can easily go through the semi-permeable membrane by osmosis!
Answer:
d.
Explanation:
they were needed to reduce carbon monoxide in our environment to sustain fresher air, less pollution and wildlife..
Answer:
4 chemicals
Explanation:
There are mainly 4 steps of gram staining.
1- crystal violet stain drained on the heat fixed slide.
2- then wash the slide and use iodine.
3- then wash the slide with water and use acetone as a decolorizer.
4- then use safranine as a counter stain.
So there are a total of 4 chemicals used named crystal violet, iodine, acetone, and safranine.
Answer:
No. A law is something that happens without fail every time when being tested, or when it happens in nature. A law does not attempt to explain why the thing occurs, it only states it. A scientific theory is not something that can be tested on and will receive the exact same outcome each time. A theory attempts to explain an action seen in nature. Theories can be subject to change if new scientific data and research comes out, whereas laws cannot.
Answer:
It is an indication that financial support and material is coming your way as a result of hard work in the past. In other words, you will receive a benefit as a result of hard work. The purpose of your life is supported by the universe.
