Answer:
I. Cell capsule
II. Cell wall
III. Plasma membrane
IV. Nucleoid
V. Cytoplasm
Explanation:
In the structure of bacterium, I represent Cell capsule which is the outer covering of bacterium cell, II is the Cell wall that is located after the cell capsule. III is the Plasma membrane which is also called cell membrane which is the second boundary of cell. IV represents Nucleoid which like nucleus having genetic material, V is Cytoplasm that is responsible for the transportation medium for various nutrients..
The answer is A. Nerve Cells. Nerves send messages to the brain and are all over your body
If you drink caffeine, will you be more tired than if you did not drink caffeine is an example of dependent variable.
<h3>What is a variable in science?</h3>
- A variable is a factor that can be manipulated, changed or controlled while performing scientific experiments.
- Variables are of 3 types: independent, dependent and controlled variables.
- A dependent variable is the one that changes as a result of manipulating independent variable in experiments.
- Independent variable consists of conditions that can be manipulated in experiments and thus affect the dependent variables.
- A control group is the one which is used as a standard while performing the experiments. This group contains the normal data to which no manipulations are made.
- An experimental group is the one to which we perform experiments. This group receives the treatment and is used to test a hypothesis.
Learn more about variables here:
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Answer:
C) Viruses are not living organisms; they cannot reproduce by themselves
Explanation:
In order for a virus to reproduce they must enter a living cell thus they are not living organisms.
I'm not sure which to choose. Light dependent reactions take place on the thylakoid membranes and A is worded a little differently. I also do know that oxygen is released as a waste product of light independent reactions, which is also worded a little differently.
