The scientific method involves doing research only to draw conclusions.

Scientific investigations begin with observations.

An experimental group has no variable changed.

DNA is copied and passed from life to death.

Science is always changing.

The cell membrane is a barrier that surrounds a cell.

In the process of diffusion, molecules move from an area of high to low concentration.

One way cells maintain homeostasis is by reaching equilibrium.

The two types of prokaryotic cells are plant and animal.

An example of an eukaryotic cell is bacteria.

Animal cells have chloroplast which allows them to produce their own food.

Which type of data uses numbers?

What is the study of life?

What is the molecule within a cell that carries instructions for living things?

Organisms are made up of basic units called

The weeds grew 1 foot.

Ribosomes make proteins.

The cytoplasm is located inside the nucleus.

Cancer is the fifth common death in the United States.

The grass is turning brown because of the heat.

A disorder in which cells grow without control is known as

A cancer treatment that cuts the tumor out of the body is

During ____, genetic material condenses and chromosomes pair up.

After ____, cytokinesis occurs.

The division of cytoplasm to form two daughter cells is

The phase where chromosomes separate and move to opposite ends of the cell is

The tree's leaves started turning colors with the fall weather.

A squirrel buries an acorn.

The phase where two cells start to develop is

Animals cells have all of the following EXCEPT

Factors that are passed from parent to offspring are called jeans.

Two dominant alleles = homozygous pair

Two recessive alleles = homozygous pair

Dominant allele and recessive allele = heterozygous pair

RR

hh

Two factors that affect traits in organisms are genes and the environment.

The difference between prokaryotic and eukaryotic cells involves the presence of

In many cells, the structure that controls the cell's activities is the

A cover resting on the bed.

A person reading this test.

The rock on the road.

Includes human cells

Includes plants and animals

RR

purple flowers

Who used a compound microscope to see chambers within cork and names them "cells"?

A cancer treatment that kills unwanted cells with medication is

Which of these is not an external factor for the causes of cancer?

Which of these is an internal factor for the causes of cancer?

Which ones is not a phase of mitosis?

Egg and sperm are examples of

The organelles that break down lipids, carbohydrates, and proteins into small molecules that can be used by the cell are called

Which cell structures are sometimes found attached to the endoplasmic reticulum?

What organisms did Mendel study?

What is the model used to represent crosses between organisms?

Different forms of a gene are called

A Punnett square is used to determine the

The physical characteristics (looks) of an organism are called its

According to Chargaff's rule of base pairing, which of the following is true about DNA?

Which of the following does NOT describe the structure of DNA?

The two "backbones" of the DNA molecule consist of

Two alleles have ____ when both express their trait.

How does RNA differ from DNA?

The passing of certain traits to the next generation is called

Bb

ff

Represented with two of the same letters

Represented with one capital letter and one lowercase letter

The basic unit of life is a(n)

The period of a cell cycle between cell divisions is

An example of an organism is an eagle.

A stimulus could be looking into the sun.

The process by which organisms maintain internal balance is homeostasis.

Some examples of genetic traits include: rocks, desks, and pencils.

Variable that changes in response to independent variable

An educated guess

Information gathered from experiments

Group in an experiment that has no variable changed

A logical interpretation based on prior knowledge and experience

Variable that is known

Process of noticing and describing events

A well-tested explanation that makes sense of a great variety of scientific observations

The two types of mutations are point and chromosomal.

Reproduction involving one parent with identical offspring

Reproduction process of prokaryotic cells

Reproduction process of eukaryotic cells (not gametes)

Reproduction process of eukaryotic cells (gametes)

Reproduction involving two parents with diverse offspring

Mutations can be/have

Gives cell shape

Where proteins are made

Stores materials

Transports materials

Strong supporting layer around cell membrane in plant cells

Genes that form with the same alleles

An organism's combination of genes for a trait

Genes that form with different alleles

Extra nucleotides are added to DNA

Nucleotides are removed from DNA

Nucleotide base is replaced with another

Physical and chemical material that causes changes in DNA

Change in sequence of DNA

Found that all plants are made up of cell

First person to see dead cells under the microscope

Stated that cells only come from other cells

Found that all animals are made up of cells

First person to see living cells under the microscope