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BIOLOGY
HIGH SCHOOL
Saguaro cacti, elf owls, horned lizards, and fire ants all share the same area of a desert. Which of the following groups is a population?all of the species living in that area of the desertall of the fire ants living in that area of the desertall of the plants growing in that area of the desertall of the elf owls, horned lizards, and fire ants living in that area of the desert
BIOLOGY
HIGH SCHOOL
Which homeostatic process requires energy to move particles across the plasma membrane?1.active transport2.passive transport3.dynamic equilibrium4.osmosis
BIOLOGY
HIGH SCHOOL
What do mutation, genetic recombination, and gene flow add to a population?genetic uniformityevolutiongenetic variationnatural selection
BIOLOGY
HIGH SCHOOL
Which of the following is not a factor influencing preventive measures used to combat the spread of disease
BIOLOGY
HIGH SCHOOL
In which step of the scientific method is information obtained through the senses?a. drawing conclusionsb. making observationsc. analyzing datad. revising a hypothesis
BIOLOGY
HIGH SCHOOL
Which of the following accurately describes a characteristic of fungi?a. Parasitic fungi often form symbiotic relationships with algae to form lichens.B. Mutualistic fungi form symbiotic relationships with plants to form mycorrhizae.C. Parasitic fungi are responsible for helpful benefits to plants.D. Mutualistic fungi are responsible for producing some human diseases.
BIOLOGY
HIGH SCHOOL
Which statement below BEST summarizes the role of the DNA molecule in cells?a. guides cell divisionb. protects cells from infectionc. provides the instructions for making proteinsd. regulates the chemical processes that provide the cell with energy
BIOLOGY
HIGH SCHOOL
What happens to E. coli when lactose is not present? a. The enzymes needed to break down lactose are continually produced. b. The genes that produce the enzymes needed to break down lactose are not expressed. c. E. coli is not able to survive without lactose. d. The genes required to produce the enzymes that break down lactose are destroyed.
BIOLOGY
HIGH SCHOOL
If you wanted to increase the rate of photosynthesis in a plant, you would develop a plant with which of the following characteristics? a strong, thick stalk bright flowers to attract bees many, broad leaves short, narrow leaves
BIOLOGY
HIGH SCHOOL
Landforms are commonly classified according to differences in a. weathering. c. geological age. b. location. d. relief.
BIOLOGY
HIGH SCHOOL
____ are the most highly concentrated source of energy in the body.A.fatsB. proteinsC. steroidsD. amino acids
BIOLOGY
HIGH SCHOOL
The ___ Eon represents the past 544 million years of geologic time.
BIOLOGY
HIGH SCHOOL
Why do complex organisms need specialized cells?
BIOLOGY
HIGH SCHOOL
With which idea is a person who believes in free will is likely to agree?Everyone is created equal.American artists should follow the styles of European artists.Women should have the right to vote.People can make their lives and their society better
BIOLOGY
HIGH SCHOOL
Biochemical analysis uses similarities in __________ as evidence for evolutionary relationships
BIOLOGY
HIGH SCHOOL
What type of protein plays an important role in transmitting signals and to the nervous system
BIOLOGY
HIGH SCHOOL
To maintain homeostasis what must follow the chemical decomposition of food for energy production?A. muscle contractions B. intake of water C. removal of wastes D. nervous impulses
BIOLOGY
HIGH SCHOOL
What is the liver an example of?a. a cellb. a tissuec. an organd. an organ system
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