MMBIO ch 12

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Mastering Microbiology multiple choice

All of the following terms are associated with sexual reproduction EXCEPT:

schizont

Cells duplicate their DNA during

interphase

During which of the following stages of mitosis do chromosomes consist of two chromatids?

prophase and metaphase

Which of the following events does NOT happen during conjugation?

fusion of haploid macronuclei

Which of the following stages is responsible for generating the genetic variation associated with meiosis?

prophase I

Meiosis produces

four haploid nuclei

Dinoflagellates are classified as a type of protozoa based on the presence of __________ in their cells.

alveoli

All of the following groups of protozoa have names related to their form of locomotion EXCEPT:

apicomplexans.

Which of the following groups of protozoa contains members capable of producing neurotoxins?

dinoflagellates

All of the following are characteristics of amoebae EXCEPT:

bioluminescence

Which of the following structures is associated only with pathogenic fungi?

haustoria

Microsporidia belong to which of the following groups?

division Zygomycota

Mushrooms belong to which of the following groups?

division Basidiomycota

Which group of algae is most similar to plants in terms of their cell wall composition and chlorophyll?

Chlorophyta

Which group of algae produces alginic acid, a substance often used as a thickening agent?

Phaeophyta

The slime molds were once thought to be a type of __________ but now they are classified as a type of __________.

fungus; protozoan

What is the stimulus for the reproduction of a plasmodial slime mold?

absence of water or food

The most important arthropod vector of disease is the

mosquito

Which of the following groups of protozoa is thought to have descended from eukaryotes that lost their organelles?

Diplomonadida

Which of the following is NOT classified as an insect vector?

mites

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