The number of dead cells is one of the variables in our experiment. What type of variable is it? a) Dependent variable b) Random variable c) Independent variable d) Controlled variable
The pathogen responsible for causing an infection is called the infectious: A Vector B Host C Vehicle D Agent
Annaliese wants to find an explanation for the behavior of her lab rats in her study. Which step in the scientific approach is she currently focusing on? testing a hypothesis reporting her results drawing conclusions perceiving the question
6) Tulips flowers are counted when grown in experimental types of climates. IV __ DV __ cG __
The bone that separates the nasal passages into left and right is called the __
DNA and RNA are polymers of this biomolecule: CARBOHYDRATE LIPID PROTEIN NUCLEIC ACID
Fill in the Blank Question Cells have different means of acquiring information about their environment, and respond to this information using specialized square square systems that can change cell morphology, behavior, or physiology.
Cells are made up of a combination of __ tissues molecules organs
Fill in the Blank Question Lipids form square membranes.
Question 32/Multiple Choice Worth 2 points) (04.02 MC) Cyanobacteria are photosynthetic marine organisms. Why would these organisms likely be found only in shallow ocean zones? The current in deeper ocean zones is too traumatic. The amount of oxygen in deeper ocean zones is too high. The amount of light in deeper ocean zones is too dim. The amount of pressure in deeper ocean zones is too low.
Olfactory receptors are A) bipolar cells B) multipolar cells C) unipolar cells D) epithelial cells A A B B C C D D
What replaces peptidoglycan in Archaea cell walls? an S-layer organelles DNA amino acids
The SCN is known as the pacemaker because without it, we cannot estimate time accurately. True False
Which of the following tools do scientists use to cut DNAin genetic engineering? plasmids small knives DNA ligase proteases restriction enzymes
Which section of the brain helps regulate digestion and respiration? Cerebrum Cerebellum Diencephalon Brainstem
What happens when insulin is released into the blood? (Choose two) Body cells take in glucose. Liver cells break down glycogen and release glucose into the blood. Body cells break down glycogen and release glucose into the blood. Liver cells take in glucose.
Which scenario demonstrates a cause-and-effect relationship? A population of dead bats is discovered with noses that are coated with a white fungus. Bats with microscopic damage to wing membranes are found to be infected with a cold-loving fungus. Agricultural regions with high infestations of insect pests are located near caves that contain a white fungus and very few bats In a laboratory, 100 healthy bats exposed to a fungus develop white nose syndrome and die.
What is the plasma membrane that wraps each muscle fiber? Epimysium Endomysium Fascicle Sarcolemma
Which of the answers below is not a major factor in altering alleles that can bring on evolutionary change? Gene flow Genetic Drift Natural selection Recombinant DNA
The point at which the axon terminal meets the muscle fiber is the dendrite receiver neuromuscular junction joint action potential
