A Researcher Has Developed Two Stains for Use with Seed

question 63

Multiple Choice

A researcher has developed two stains for use with seed plants. One stains sporophyte tissue blue; the other stains gametophyte tissue red. If the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur?

• A) The pollen grains will be pure red.
• B) The pollen grains will be pure blue.
• C) The pollen grains will have red interiors and blue exteriors.
• D) The pollen grains will have blue interiors and red exteriors.

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Definitions:

Demonstrated Nature

Observable behaviors or characteristics that provide evidence of an individual's inherent qualities or tendencies.

Emerging Adulthood

A phase of life between adolescence and full-fledged adulthood, characterized by exploration and instability in work, relationships, and identity.

Late Adolescence

The final phase of adolescence, typically ranging from ages 17 to 19, characterized by significant physical, emotional, and cognitive developments.

Protracted Immaturity

A prolongation of the development phase, where individuals delay adopting the roles or responsibilities typically associated with adulthood.