What factor(s) typically influence a trait that shows continuous variation?
A) genetic factors only
B) environmental factors only
C) both genetic and environmental factors
D) neither genetic nor environmental factors
C
You might also like to view...
Two amino acids are bonded together to form a dipeptide by which type of reaction?
a. condensation b. oxidation reduction c. hydrolysis
d. decomposition e. acid-base
While Jeff was looking under the microscope at cells in different stages of mitosis he commented on the fact that many cells were in the same stage. If you were looking under the compound light microscope at an onion root tip, what stage would the majority of the cells be in the cell cycle?
a. anaphase b. metaphase c. prophase d. interphase
Which ions are important for establishing the resting potential in neurons?
A. Na+ B. K+ C. Intracellular anions (e.g., proteins) D. H+ E. All of the choices other than H+ are correct
What tissue type is characterized by being a transport medium for nutrients and also includes blood and adipose tissues?
A. connective tissue B. muscle tissue C. epithelial tissue D. nervous tissue