Answer:
B) increase in number
Explanation:
This is called natural selection. Basically, the organism that has mutated in a way that helps it survive best will pass on that mutation.
Answer:
''If the old cells inoculated in chicken, it produces resistance in the chicken against new V. cholera cells.''
Explanation:
From the data provided by Louis Pasteur, we make a hypothesis i. e. ''If the old cells inoculated in chicken, it produces resistance in the chicken against new V. cholera cells.'' From these observation we can assume that by allowing old V. cholera cells to chicken, it did not cause any disease but make immunity against the new V. cholera cells which are more effective from old V. cholera cells.
Skeletal muscles play a key role in the movement of blood around the body. Veins embedded within a muscle are compressed during contraction of that muscle, causing an increase in blood pressure due to the presence of one-way valves within the veins.
Answer:
1. D. Burning Coal and Natural Gas
2. D. Larger; Louder
3. D. It has a lower pitch and is quieter than the first note.
Explanation:
Not 100% certain of number 3, but I'm pretty certain it is correct. 1 and 2 are for sure correct.
