Which term refers to a mutualistic symbiosis where fungal hyphae grow between and around plant roots but do NOT penetrate plant root cells?

a. an arbuscule
b. an endomycorrhiza
c. a lichen
d. an ectomycorrhiza


Ans: d. an ectomycorrhiza

Biology & Microbiology

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Explain how to determine if a nondisjunction occurred during meiosis I or meiosis II and what the genetic consequences are for the resulting fertilized gametes

What will be an ideal response?

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At a celebratory dinner for a recent publication, a marine biologist ordered the lobster claw appetizer. What part did she order? 

A. Nauplius B. Telson C. Uropods D. Cheliped

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Which feature is shared by euglenoids and kinetoplastids?

a. an eyespot b. flagellated c. photoautotrophy d. parasitic existence e. marine and freshwater habitats

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Which of the following is(are) characteristics of living things, consisting of one or more cells?

1.They live and reproduce. 2.They are able to use energy. 3.Their genetic information is in DNA. 4.All of the choices.

Biology & Microbiology