Biology Final Prep

Water is important to life because it

When organic compounds are broken down in the absence of oxygen

Chloroplasts are thought to be the result of an invasion of pre-eukaryotic cells by

The chromosome of a bacterium

At which stage are scientists most likely to consider the work of others, to propose new work?

ATP (adenosine triphosphate) stores energy for cells to use in the bonds between its

Which of the following pairs contains unrelated items?

Is not part of a molecule of DNA?

Fungi obtain energy

One type of electron transport chain is used

The greenhouse effect may increase on Earth because

The total amount of ATP that a cell gains for each glucose molecule depends on the presence of

Cyanobacteria changed Earths atmosphere as they carried out the process of

A pathogen is an agent that is

Cytokinesis in plant cells involves the fomation of

Which organic molecules below are most closely related to lipids?

Due to the polarity of water, compounds that dissolve best in water contain

NADPH is important in photosynthesis because it

A model used by evolutionary biologists to represent evolutionary history among species is a

Most of the energy used by life on Earth comes from

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

The most common seedless vascular plants are

Organisms that manufacture organic nutrients for an ecosystem are called

Bacteria that cause botulism may survive in canned food for a long time because

During an experiment, which factors are observed and measured?

Diatoms have double shells made of

Unlike passive transport, active transport

Worked with Martha Chase to prove that genetic material is composed of DNA

Living things

Which of the following are r-strategists?

Derived characteristics are traits

Signal molecules bind to

A scientific theory

The theory of evolution predicts that

A lichen

The fossil record indicates that Earth has experienced

A diploid cell is one that

During transcription

Surface area is an important factor in limiting cell growth because

New species form

When scientists evaluate results, they mainly

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

Solar energy can be trapped in the atmosphere by

Fresh water protists get rid of excess water with a

Polysaccharides are

Chloroplasts and mitochondria are both thought to have evolved through the process of

Scientists use the scientific method to test

In order to fit into their.habitat, the Galapagos finches had

The finches differed in the shape of their beaks. According to Darwin, the finches probably

The study of viruses is a part of biology because

Lobsters, insects, and spiders are all examples of

Evolutionary systematics emphasizes the importance of

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

Occurrence of the same blood protein in a group of species provides evidence that these species

Animals store glucose in the form of

An individual possesses two recessive alleles for the same trait is said to be

What is the expected phenotypic ratio from a homozygous dominant x heterozygous cross?

Which of the following might be found in the cytoplasm of a bacterial cell?

Ions move through ion channels by

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

Some heterotrophic bacteria are capable of living in the absence of

Beak shape in finches is affected by

A hybrid is produced from

In cellular respiration, a two-carbon molecule combines with a four-carbon molecule as part of

The phase that is characterized by the arrangement of all chromosomes along the equator

Cellular respiration takes place in the two stages of

The amount Of guanine in an organism always equals the amount of

All living organisms are composed of

Rifampin, the antibiotic commonly used to treat tuberculosis, acts by

scientific theories can change when scientists

When electrons of a chlorophyll molecule are raised to a higher energy level

Sugar molecules cross the cell membrane by

Many thousands of proteins may have arisen from only a few thousand exons because

The X and Y chromosomes are called the

Scientists use observations and data to form and test

Organelle that moves substances from one part of the cell to another is the

Osmosis is a type of

Which is true about a dependent variable in an experiment?

The function of rRNA is to

Fungi

The extinction of species

The scientists credited with establishing the structure of DNA are

The age of Earth is estimated at about

Binary fission

Which of the following enables plants to convert light energy to chemical energy?

Which of the following would not be included in a description of an organisms niche?

The energy that drives metabolism in animals comes from

Many biologists believe that having the genes of eukaryotic cells interrupted by introns

The non-coding portions of DNA

A bacterial disease carried from rodents to humans by fleas is

Antibiotics

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

The enzyme responsible for adding nucleotides to the exposed DNA template

Parasites

The sodium·potassium pump usually pumps

One major problem faced by organisms moving onto land was

The group of fungi that includes the molds that often grow on bread is the

Things that are too large to move into a cell by other means in/by

Amylase is a digestive enzyme that breaks down starch into

Which type of molecule forms a lipid bi-layer within a cell membrane?

Proteins involved in facilitated diffusion are

The smallest units of life are

Which of the following represents a genotype of a peaplant that is heterozygous for tallness?

Proton pumps found in the thylakoid membranes are directly responsible for

Water is an end product in

When Darwin published his·theory of evolution, he included all of the following ideas except

Eukaryotes first appeared

The associations between the roots of plants and fungi are known as

Similar features evolved through convergent evolution are called

The individual filaments that make up the body of a fungus are called

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

The movement of alleles into or out of a population due to migration is called

Which phrase best describes scientific theories?

Chlorophyll is green because

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

The variable that is measured in an experiment is the __ variable.

Angiosperms produce seeds in

All living things maintain a balance within their cells through the process of