Filaments of a fungus that form a velvety cloak around roots or penetrate their cells aiding in the mutualistic

relationship between the plant and fungus are called ____.
a. hyphae
b. mycorrhizae
c. root nodules
d. root hairs
e. Rhizobium


ANSWER: a

Biology & Microbiology

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While conducting a plant diversity survey in a temperate rainforest in Washington state, you come across a number of individuals of a low-lying plant species. Back at the lab, tests indicate that the majority of the plant material is haploid. The plant you discovered is likely most closely related to

A. complex streptophyte algae. B. sphagnum moss. C. lycophytes. D. conifers. E. daisies.

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Which of the labeled graphs above represents the age span of worker bees primarily occupied by

packing pollen?

a. A b. B c. C d. D e. E

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Allopatric speciation requires ____.

A. accelerated gene flow B. physical separation C. physical diversity D. behavioral diversity E. sexual selection

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Inclusion of misleading claims or "scientific-sounding" language to try and manipulate consumers is an example of:

A) anecdotal observations. B) positive correlation. C) pseudoscience. D) experimenter bias. E) the placebo effect

Biology & Microbiology