2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Life ChemistryBioChemThe CellGenetics

A short segment of DNA that contains instructions for the development of a single trait of an organism.

What is a Gene?

Organisms that must take in food to meet their energy needs.

What is a Heterotrophe?

The study of populations of organisms that change over generations.

What is Evolution?

Hereditary information from two parts of the same organism or from two organisms of the same species combined.

What is sexual reproduction?

The stable level of internal conditions.

What is Homeostasis?

Anything that occupies space and has mass.

What is Matter?

Pure substances that cannot be broken down chemically into simpler kinds of matter.

What are Elements?

The simplest particle of an element that retains all of the properties of that element.

What is an Atom?

The simplest part of a substance that retains all of the properties of that substance, and can exist in a free state.

What is a Molecule?

The amount of energy to start a reaction.

What is Activation Energy?

The type of attraction that holds two water molecules together.

What is a Hydrogen Bond?

An organic compound with a hydroxyl group attached to one of its carbon atoms.

What is an Alcohol?

In many carbon compounds, the molecules are built up from smaller simpler molecules.

What is a Monomer?

An organic compound composed of carbon hydrogen and oxygen in a ratio of about 2 H-atoms to 1 O-atom.

What are Carbohydrates?

Organic molecules that act as catalysts.

What are Enzymes?

Sites of chemical reactions that transfers energy from organic compounds at ATP.

What are Mitochandria?

System of membranous tubules and sacs.

What is the Endoplasmic Reticulum?

Small spherical organelles that digest proteins, carbohydrates, lipids, DNA and RNA.

What are the Lysosomes?

The processing, packaging and secreting organelle of the cell.

What is the Golgi Apparatus?

Hairlike organelles that extend from the surface of the cell and aid in movement.

What is Cilia or Flagella?

The transmission of characteristics from parent to offspring.

What is Heredity?

A trait that masks the other factor for a specific characteristic.

What is Dominant?

This states that a pair of factors is segregated or separated during the formation of gametes.

What is the Law of Segregation?

The study of the structure and functions of chromosomes and genes.

What is Molecular Genetics?

The genetic makeup of an organism.

What is Genotype?