Which of the following statements applies to homologous nonsister chromatids?
A) Their centromeres are attached during meiosis II.
B) They are genetically identical.
C) They segregate from each other at anaphase of mitosis.
D) They contain the same genes in the same order but may have different alleles of some genes.
E) More than one statement applies to homologous chromatids.
D) They contain the same genes in the same order but may have different alleles of some genes.
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Which of these statements is false regarding
stramenopiles? a. They have unique flagella with tinsel-like filaments. b. Some species are unicellular. c. They include diatoms and red algae. d. Most are photosynthetic. e. Their chloroplast structure hints at endosymbiotic origins
Which of the following statements is true?
a. Viruses cannot reproduce outside a host cell. b. Bacteria cannot move. c. Fungi are plants. d. Protozoa have rigid cell walls. e. Algae are parasites.
Which is mismatched?
A. sodium hypochlorite-chlorine B. formalin-formaldehyde C. iodophor-iodine D. chlorhexidine-alcohol E. benzalkoniumchloride-quaternary ammonium compound
You discover a new type of cell in a soil sample collected nearby. When examining it under the microscope, you notice that it possesses a single circular chromosome. From this, you conclude that it is:
a. an animal cell. b. a plant cell. c. a eukaryotic cell. d. A and C. e. None of the above.