A cell that has only one set of chromosomes and thus, one set of genes is said to be what? A diploid B haploid C monoploid
__ provide(s) an overall protection to the cell of archaebacteria. The cell wall The golgi body Lysosomes All the cell organelles
Coronary arteries supply blood to the: A lungs. B brain. C kidneys. D myocardium. E liver.
A point mutation changes the DNA sequence CGA to CGT, but the same protein is still produced. Which point mutation occurred? nonsense missense silent frameshift
Rotation is a type of movement that occurs at a pivot type of synovial joint. True or False True False
Dorsiflexion and plantar flexion are characteristic movements of the hand. True or False True False
What is the monomer of proteins? amino acid nucleotide monosaccharide fatty acids
The formation of urine involves which processes? Select all that apply. Filtration Urination Excretion Reabsorption Fluid balancing
Enzymes are what type of macromolecule? Proteins Carbohydrates Lipids Nucleic acids
Sweating plays a role in which of the following heat transfer processes? Radiation Evaporation Convection Conduction
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.
