<span>The disinfectant that was the most effective at controlling the growth of E. coli is disinfectant 2 because of the least number of Ecoli strains found on the dish compared to the other disinfectants. Also dish 4 that cointains water has the most number of Ecoli strains because water is not a disinfectant and Acoi do not die in water alone.</span>
Answer:
Its c ,animals ,seed wings and wind
Explanation:
There are mainly 2 ways the seeds of gymnosperms are dispersed :-
- The gymnosperms that are old become rip and their cones open up and the seeds are dispersed by the wind.There are small seed wings present on seeds that take the seed to long distance places
- The fruit of the gymnosperms gets eaten by the animals in different places as its their source of food .The seeds are not digested by the animals and excreted as a result the seed is dispersed far away from the source
C I believe physical pollution
Answer:
The substance L moves inside the cell through active transport.
Explanation:
Active transport can be described as the movement of substances from an area of lower concentration to an area of higher concentration against the concentration gradient.
In the above question, The substance L enters the membrane despite the cell having a higher concentration of substance L. Hence, the mode of transportation is active transport as the substance L is moving from an area of lower concentration to higher concentration. This process usually consumes energy rather than releasing energy.
Which of the variables affects the mass of the rock (samples)?
OR
which of the variables causes the breakdown of the rocks (samples)?
