Biology 1107 Quiz Review

Chemical Elements and Compounds

5

This type of transport across cell membranes requires a concentration gradient

What is passive transport?

5

The two main product are NADPH and ATP

What is the light dependent reaction in photosynthesis?

5

a sugar, a phosphate, and a nitrogen base

What are the subunits of a nucleotide?

5

Most abundant 3 elements in the human body. 

What are carbon (C), oxygen (O), and hydrogen (H) ?

5

Nucleotides

What are the building blocks of nucleic acids?

Atomic Structure

5

The smallest unit of matter that still retains the properties of an element.

What is an atom?

5

The organelle that modifies and packages molecules for export out of a cell

What the golgi ?

5

An atom with an unequal amount of protons and neutrons

What is an isotope?

5

The outermost shell of an electron cloud where electrons contain the most energy.

What is the valence shell?

5

separates DNA fragements by size and charge

What is gel electrophoresis?

Chemical Bonding

5

This transport across of cell membrane requires ATP energy

What is active transport?

5

The sharing of a pair of valence electrons by two atoms.

What is a covalent bond?

5

amino acids

What are the building blocks of protein?

5

This forms when a hydrogen atom covalently bonded to one electronegative atom is also attracted to another electronegative atom.

What is a hydrogen bond?

5

A weak bond that is formed when electrons accumulate in one part of the molecule or another, creating brief "hot spots" of positive and negative charge that enable all atoms and molecules to stick to one another.

What are van der Waals interactions?

Misc chem

5

How many electrons can go in the first ring of an atom?

what is 2?

5

The making and breaking of chemical bonds.

What are chemical reactions?

5

The molecules that react in a chemical reaction and the molecules they form.

What are reactants and products?

5

How does an atom achieve stability?

What is by filling its outer electron shell?

5

Two types of ions and their charges.

What is Cation (+) and Anion (-)?

Biology: The Study of Life

5

The smallest unit of life

What is a cell?

5

organic material that contains genetic information and instructions for protein synthesis.

What is DNA?

5

Creates 4 unique haploid gametes

What is Meiosis?

5

Folds in the innner mitochondria membrane that increase surface area for cellular respiration

What are cristae?

5

The liquid interior of a chloroplast

What is stroma?