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Chemistry

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โˆ™ 2021-10-19 18:34:10
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Cards in this guide (21)
How many protons are in an oxygen atom

Oxygen has 8 protons in the atom.

Why are carbon based molecules so important to biological systems

Why carbon based molecules are so important is that they can hold a certain number of electrons that can combined with other molecules. In other words Carbon can form long covalently bonded chains which can incorporate many other atoms..

Is cooking oil and vegetable oil the same thing

Not exactly; it's true to say that all cooking oils are vegetable oils, but not all vegetable oils are cooking oils. For example, linseed oil is vegetable oil, but can't be used for cooking.

What kind of energy do plants use to make glucose molecules

Plants use the energy from the sun to make glucose.

Why are some people fat and others are not

One reason people are fat is because they eat and eat and eat and don't exercise. Another reason is because some people have fast working calorie burning systems and some people have slow ones causing them to be fat.

It might be that those people that are not fat have high metabolism you eat as much as you want and not get fat.

Which is one function of a protein macromolecule

Making up the connective tissue in tendons

Why can a more complex sugar polysaccharide store more energy than a monosaccharide

Polysaccharides have more chemical bonds.

What is the name for the positive subatomic particles in an atom

protons

What do a sunflower and a lion living 50 years ago have in common

they share some of the same matter.

Why are proteins considered organic molecules

They contain many carbon atoms

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid

Unsaturated fatty acids have double carbon bonds.

There are many attempts to increase the amount of food produced which method is known to have harmful effects on the health of humans

overuse of pesticides

What do you call structures that have no current function

Vestigial structures have no current function. Vestigial structures.

What would most likely happen if the number of salmon decreased

if scientists want to solve an environment problem, they are most likely to use ___.

What type of protein controls what goes in and out of cells

Membrane~

Why is it important for scientist waterproof is tested One fabric couch is treated with the chemical and another identical couch is not Which is the experimental group

The treated couch is the experimental.

Which best describes the scientists who contributed to our current body of knowledge

scientists from all areas of the world

men and women throughout time

What kind of molecule is represented in the diagram

a lipid

There are five different types of nucleotide bases found in living things. Which is an accurate comparison of the bases found in bears as opposed to the bases found in raccoons

They have the same bases in different orders

What is the following is most likely the result of an organism having lipids in its body

water cannot be absorbed through the surface of a leaf

Which is not an example of matter and energy cycling through living things

helping hand

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