Which of the following statements regarding meiosis is most accurate?
Which of the following is a protozoan stage that allows for transmission of intestinal parasites from one host to another?
Which of the following types of protozoa contribute to limestone formation in their fossilized state?
Fungal spores produced asexually within a sac-like chamber at the tip of a hypha are called
Which of the following is a dinoflagellate whose toxin causes possible estuary-associated syndrome (PEAS)?
Lichens are composed of a symbiosis of fungi and which of the following?
In a cell that has a diploid humber of 8 chromosomes, how many chromatids will be present at the beginning of mitosis?
Which of the following would be virtually indistinguishable under the microscope?
Single celled algae that are major producers of oxygen and whose cell walls are useful in a variety of products for humans are the
Simple eukaryotes that carry out oxygenic photosynthesis and reproduce by means of alternation of generations are known as
Fungi called Deuteromycetes are not known to reproduce sexually. Nonetheless, most of them are considered members of the _____ on the basis of genetic sequences.
Multicellular organisms with hard exoskeletons segmented bodies and four pairs of jointed legs in the adult stage are
The fever and chills associated with malaria are due to the release of uninucleate daughter cells of Plasmodium called (merozoites/ schizonts/ coencytes).
The (fungi/ algae/ lichens) are so sensitive to pollutants they are used as indicators of environmental conditions.
Protozoa that move and feed by the use of fine threadlike pseudopodia are called (rhizaria/ amoebozoa/ apicomplexa).
The (dinoflagellates/ radiolarian) are protozoa that produce cell walls composed of silica.
The asexual reproductive spores produced at the tips of hyphae and are not enclosed in a sac are (conidiospores/ ascospores/ sporangiospores)
Fungi and insects both use the nitrogenous polysaccharide (cellulose/ chitin/ silica) as a protective molecule in their outer surfaces.
Modified hyphae that allow fungi to derive nutrients from other living organisms are (septate/ pseudohyphae/ haustoria).
Lichens spread to new areas by the use of multicellular fragments called (spores/ soredia/ thalli).
Multicellular algae often reproduce sexually by means of haploid and diploid individuals in a process called (separation/alternation) of generations.
Microbiologists interested in parasitism study multicellular parasitic (insects/fungi/worms) as well as single-celled protozoa.
Sexual reproduction in unicellular algae is accomplished by the cell acting as a (gamete/spore/ zygote).