Molting in arthropods involves primarily a change in:
a. sex
b. body size
c. eating habits
d. sensory structures
e. larval to adult stages
b
You might also like to view...
Gene expression in multicelled eukaryotic cells changes in response to _____
a. conditions outside the cell b. master gene products c. operons d. conditions outside the cell and master gene products
Crossing over occurs during ________ and is important because it ________
A) telophase II; creates daughter cells B) prophase I; generates variation C) anaphase II; separates the homologous pairs D) metaphase I; reduces the chromosome number by half
Carbohydrates have which one of the following characteristics?
A) They are composed of carbon, hydrogen, nitrogen, and oxygen. B) They release energy when their peptide bonds are broken. C) They are indigestible by most organisms. D) They contain carbon, hydrogen, and oxygen in a ratio of 1-2-1. E) They are able to store and transmit genetic information.
Which organic compound is not only responsible for energy storage, but also can provide thermal insulation?
a. lipids b. proteins c. nucleic acids d. carbohydrates e. monosaccharides