Biology Final Exam

Ion channel gates close the pores of some ion channels in response to

Proteins that act like selective passageways in the cell membrane are known as

A planned procedure to test a hypothesis is called a(n)

The structures labeled 4 are

The English physician Ronald Ross wanted to find the cause of malaria. Based on hisobservations

Which of the following is a carbohydrate

A hybrid is produced from

All of the following are phyla of fungi except

Molecules that are too large to be moved through the membrane can be transported into the cell

The organelles associated with plant photosynthesis are

Which graph illustrates what happens during an energy-releasing reaction

Only eukaryotic cells have

As a result of diffusion, the concentration of many types of substances

Ridding the cell of materials by discharging the materials in vesicels is called

Which structure produces vesicles filled with proteins

Sugar molecules can enter cells thru the process of

Which structure packages and distributes proteins and lipids?

which of the following pairs contains unrelated items?

Jellyfish, sea anemones, and corals are all exampes of

A species

A protein that fits into the cell membrane

Transport proteins that allow ions to pass thru the cell membrane are called

What happens when the structure labeled A binds to the structure labeled B

Hydrogen ions, H+, react with hydroxide ions, OH-, to form

Wihc graph illustrates a reaction during which energy is released

When placed in the same container, oil and water do not mix because

Interbreeding : hybrids

Osmosis is a type of

The bond formed when two atoms share a pair of electrons is called an

Which of the following organic molecules are classified as carbohydrates

Which of the following statements is correct?

Chitin is a tough material found in the cell walls of

Which of the following conditions affects the function of enzymes

The sodium-potassium pump

Which organic molecules below are most closely related to lipids

A contributing factor to the success of insects is their high rate of

The diffusion of water into or out of a cell is called

The dispersal of ink in a beaker of water is an example of

Two strands of a DNA molecule are held together by

Living specimens can be viewed using an

Sharing of electrons in the outer energy levels of two atoms

The Golgi apparatus is an organelle that

Most plants are

Proteins&polysaccharides that are too large tomove>acellthroughdiffusion/activetransportmove>by

The plant tissue that transports water and dissolved nutrients is called

One difference between plants and animals is that plants are

Two-thirds of all named species of animals are

Zygoporanigia : zygomycetes ::

The double membrane surrounding the nucleus is called the

Which kingdom contains both unicellular and multi cellular organisms

Amoebas move using extensions of cytoplasm called

The sodium-potassium pump

Proteins involved in facilitated diffusion are

Surface area is an important factor in limiting cell growth because

The major kinds of archaebacteria include

Snails, squids, and clams are all examples of

A group of genetically similar organisms that can produce fertile offspring is called a

The structure that acts as a gate to the cell's interior is labeled

Cell : cell membrane ::

ATP stores energy for cells to use in the bonds between its

The biological species concept is difficult to apply to

A cell that requires a lot of energy might contain large numbers of

Which of the following is not a characteristic used to differntiate kingdoms

The structure labeled A is composed of

Similar genera are grouped into an

Both active transport and facilitated diffusion involve

All living organisms are composed of

The sodium-potassium pump usually pumps

Tissues organized into specialized structures with specific functions are called

The interior portion of a cell membrane forms a nonpolar zone that

An enzyme

The electrons of an atom

Analogous strucutures

Biology is the study of..

Molecules that are too large to be moved across a cell membrane can be removed from the cell by

Vascular plants that reproduce by making seeds, but that do not produce flowers are called

Various organs that carry out a major body function make up an

A model used by evolutionary biologists to represent evolutionary history among speciesiscalled

Similar features evolved through convergent evolution are called

DNA stores

Which of the following is a form of active transport

Which of the following is characteristic of all living things?

Acid rain

The shape of a protein is primarily determined by

All living things maintain a balance within their cells and the environment through whatprocess

Water is important to life because it

A temporary collection of cells that come together for a period of time and then seperate is

frogs : acid rain ::

Which of the following does not require energy?

A chemical formula shows the

The process shown is called

Children tend to resemble their parents due to

Characteristic of all living things, homeostasis relates most directly to which of thefollowing

Which of the following are not protists

The process by which organisms make more of their own kind is called

A scientist noticed that the number of salamanders in ponds in Rocky Mountains was declining Ex

Strands of connected fungal cells are called

The destruction of rain forests leads to

Distinct groups of cells with a similar structure and function are called

Structure 5 is

The molecule on which an enzyme acts is called an

Taxonomy is

As cell size increase, the surface-area-to-volume ratio

The image produced by a microscope is called

Carbohydrates and lipids have many carbon-hydrogen bonds; therefore, they both

Halophiles : salty water ::

Dogs and wolves are members of

A unifying explanation for a broad range of observations is called a

Which of the following is not an organic macromolecule

Dr. Ross knew that the parasite Plasmodium was always found in the blood of malaria patients

A scientific theory

The size to which a cell can grow is limited by its

A cell wall will swell when it is placed in a

When a single molecule binds to a receptor protein may

In what direction does energy flow?

A substance that is composed of only one type of atom is called an

One difference between prokaryotes and eukaryotes is that

Four of the kingdoms include eukaryotes and the other two include

Scientists usually design experiments

The kingdoms Eubacteria and Archaebacteria were once grouped in a kingdom called

Which of the following organic molecules are most closely related to nucleic acids

Structure C is a

Phospholipids are molecules that

Ionic bonds form between molecules that have

The word theory used in a scientific sense means

A structure within a eukaryotic cell that performs a specific function is called an

Single molecules bind to

All of the following are examples of lipids except

Nonpolar molecules have

Most typically, the order in which the steps of scientific investigations are applied is

Each level of classification is based on

Under the Linnaean system of classification, plants and animals are sorted into groups based on

Ions move through ion channels by

The largest division that a group of organisms can belong to is

Scientific hypotheses are most often tested by the process of

Reaction 3 in the graph...

Sugar molecules cross the cell membrane by

Diatoms have double shells made of

Short, hairlike structures that protrude from the surface of a cell and are packed in tightrows

Unlike passive transport, active transport

The smallest units of life are

The two types of nucleic acids are

When the volume of a cell increases, its surface area

Diffusion is the movement of a substance

Bacteria are responsible for the recycling of

In 1972, President Nixon declared a war on

All scinetific names must have

The most powerful light microscope can magnify an object about

The most common seedless vascular plants are

Angiosperms produce seeds in

The basic biological unit in the Linnaean system of classification is the

Reducing activation energy

Scientists are using gene therapy to manage

Derived characteristics are traits

Plantae : pine trees ::

Living things

Eubacteria : prokaryotes ::

Lipids are soluble in

A hypothesis

A molecule that has a partial positive charge on one side and a partial negative chargecalled a

Which of the following organic molecules are most closely related to proteins

Some heterotorphic bacteria are capable of living in the avsence of

Structure 2 is

The smallest particle of matter that can retain the chemical properties of carbon is a(n)

Evolutionary systematic emphasizes the importance of

All matter is composed of

The process by which cells become specialized in form and function is called

Non-motile unicellular parasites that form spores and are responsible for malaria are called

Which of the following transmit information into a cell by binding to signal molecules

The cell shows is probably an animal cell because it

In eukaryotic cells, chromosomes are found in

Which of the following is not a characteristic used to classify bacteria

Linnaeus's tow-word system for naming organisms is called

All of the following are found in both plant and animal cells, except

One meter is equal to

Multicellular organisms : permanently ::

A biological species

Homeostasis means

Enzymes

Fuzzy images viewed with a microscope may be due to poor

A hypothesis that is not supported by the data that has been collected and analyzed

All organic compounds contain the element

Slime molds can be found

The metric system of measurement is based on powers of

Cystic fibrosis and muscular dystrophy are examples of

chemical reactions : metabolism ::

The major gas that is released to the atmosphere by plants is

Cell Membranes

Which of the following statements regarding the graph is true

Water is polar molecule because

The cell uses structure 3

A variety of animals with the cylinder-shaped bodies that occur in aquatic and habitats are

Which of the following is an example of a prokaryotic cell

Elongated proteins that are on the surface of a cell and that identify the cell are called

The variable that is measured in an experiment is the ____ variable

observation : hypothesis ::

Protista is an example of

How many general groups of protists do most biologists recognize

An advantage of our scientific naming system is that

Convergent evolution produces similar features in different organisms as the result of