Bio exam

Atom that has gained or lost electrons

Scientific theory/ big bang theory and theory of evolution

Smallest part of element

What is 0-6 on the pH scale?

What is the polymer of lipids

A protien that acts as a catalyst in a living organism/ changes in temp or pH can adversely affect enzymes

Do not a have a nuclear membrane around genetic material and do not have a true nucleus

What is the monomer of lipids

Protons have ______ charge and electrons have ______ charge

The strong attraction between water molecules that can hold up light weight objects

The substance being produced in the right side of the arrow is the product

A substance that is made up of atoms of different elements chemically combined

Water is number 7 on the pH scale

What is the polymer of carbs

Substance undergoing the reaction. On left side of Arrow

Measurable data that RESULTS from changing the independent variable/ amount of, number of, how many

Neutrons have a positive charge

Do have a true nucleus/ like plants, animals, humans

Combo of substances in which they retain their own properties

Sharing electrons. Strong bonds that make up large molecules such as proteins, lipids and crabs

Condition that is changes throughout the experiment

What is the monomer of carbs?

Any substance that speeds up a chemical reaction without being used up in the process/lowers activation energy

What is 8-14 on the pH scale?

What is the polymer of proteins?

A mixture in which one or more substance are distributed evenly in another substance

Things that change during experiment

Investigate, understand, explain, predict

What is the monomer of Nucleic acids

The substance being acted in by the enzyme is the substrate

Group that stays same throughout the experiment

DNA/ RNA are the polymers of Nucleic acids

Attraction between water molecules

Water sticking to another substance

A Hypothesis must be a possible explanation of a problem/ must be testable and stated in if……then format

Amino acids is the monomer of proteins

The substance being dissolved is the ______ and the substance doing the dissolving is the ______

Electrons are transferred(gained or lost) between a metal and a non metal

Statement that describes some aspect of a phenomenon that is TRUE

Group of atoms help by covalent bonds and have no charge

Controls stay the same throughout the experiment

1) observe 2) question 3) inference 4) hypothesis 5) experiment 6) collect& analyze data 7) conclusion