What is the cell theory?

Answers

Answer 1

Answer: cell theory is a scientific theory which describes the properties of cells. These cells are the basic unit of structure in all organisms and also the basic unit of reproduction.

Answer 2

Answer: Typically, there are 3 parts to it: all living things are made of cells; cells come from pre-existing cells; the cell is the basic unit of structure and function in an organism.

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PLZ HURRY!!WILL BE FRIEND FOREVER!!1. When an object is burning, two atoms of oxygen (in the air) combine with one atom of carbon (from the substance burning). This forms carbon dioxide gas. Explain how the law of conservation of matter applies to this reaction.

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Answer:

When you burn 1 carbon, 2 atoms of oxygen will react with the carbon which forms carbon dioxide with 3 atoms. The law conservation applies since it states that mass can never be created nor destroyed. In simple terms, the amount used for the reaction should be the same amount produced.

Global warming refers specifically to an increase in

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I think it is C hope it helped

The answer is C. hope it helps

What are some physical properties of a star

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Distance, how much energy generated in the star, size, temp, brightness

1. Apparent magnitude
2. Colur Index
3. Annual parallax/variation period if it is Cepheid variable/Red Shift
4. Radial Velocity & Tangential Velocity
Other quantities are derived from the above basic observational data.

What is its main function in the atmosphere for nitrogen

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Nitrogen is very cold. If touched, it could freeze a person instantly. It is used in our atmosphere as a way for us to not be harmed by the harmful rays of the sun. The coldness helps prevent us from getting the full intense heat of the sun that will kill us.

When in orbit, astronauts experience weightlessness what is this caused by?

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no gravity or dark matter

the answer for ur question

no gravity or dark matter

At sea level, water boils at 100 degrees celcius and methane boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer

Answers

Water has stronger force of attraction between its particles because methane is gas and its particles are further from itself.

I hope I helped

Answer:

Explanation:

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One Newton is expressed in ?

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1. How would you calculate the atomic mass of an atom of silver (Ag)?2. The element chlorine (Cl) has 17 protons and 17 electrons. What happens to an atom of chlorine (Cl) if it gains an electron?3. How does an atom differ from a molecule?4. How do protons, neutrons, and electrons differ?5. The element lithium (Li) has 3 protons and 3 electrons. The element fluorine (F) has 9 protons and 9 electrons. An atom of the element lithium (Li) transfers an electron to an atom of the element fluorine (F). Which type of bond results between the atoms, and what happens to the charges in each of the atoms?6. Why do the minerals graphite and diamond look different even though they’re made from the same element, carbon (C)?