A person with Blood type AB could give / donate Blood to Blood types A and B individuals. True False
Mutations do not always affect an organism's phenotype. True False
Blood coagulation is the same as blood clotting True False
Diseases that primarily exist in animals, but may be transmitted to humans are called parasitic. zoonotic. symbiotic. epidemic. commensal.
Where are ribosomes found in a chloroplast? in the intermembrane space in the nucleus in the thylakoids
The term __ describes an arrangement of neurons in which two or more presynaptic neurons synapse onto a single postsynaptic neuron. divergence convergence summation
Multiple Choice Question What is synthesized in the cytoplasm of the synaptic knob and stored in synaptic vesicles? Neurotransmitters Oostsynaptic membrane receptors Sodium ions Calcium ions
What is the extracellular matrix? filling between components of connective tissue protein fibers ground substance all of the choices are correct
A cell membrane is __ if its membrane potential becomes less negative (more positive) than the resting potential. repolarized hyperpolarized depolarized
The membrane covering the outer surface of the heart is a __ membrane. mucous serous synovial parietal
Different forms of a gene controlling a particular trait are called - alleles hybrids punnetts zygotes
How can scientists use comparative anatomy? A. to understand the size between organisms B. to understand the climate in which organisms live C. to understand evolutionary relationships between organisms D. to understand the food chain order of organisms
7. Explain what the results show about the flow of energy in an ecosystem.
Where do you put the parents' genotypes when you're doing a Punnett Square? Inside the box Outside the box on the top and left
Which of the following structures detects changes in the environment and sends this information to the brain? Neurons Glial cells Hormones Sensory receptors
What is the primary role of the spinal cord in the nervous system? Storing sensory information Carrying messages between the brain and the body Producing hormones None of these
What is the primary purpose of packaging DNA into chromosomes during mitosis? A To prevent genetic mutations B To make DNA more compact C To allow DNA to move to opposite ends of the cell D To increase genetic complexity
In a species with a body cell having 6 chromosomes, how many chromosomes would be in the gametes after meiosis? A 3 chromosomes B 2 chromosomes C 6 chromosomes D 12 chromosomes
Which of the following best describes the process of transpiration? Water transforms from a liquid to a gas Plants release water vapor during photosynthesis and respiration Energy flow from one organism to another Bacteria perform nitrogen fixation
In the genetic code a sequence of three mRNA nucleotide bases that specifies a particular amino acid (or a stop signal)is known as a: Codon. Anticodon Gene.
