In corn, three dominant alleles, called A, C, and R, must be present to produce colored seeds. Genotype A/–; C/– ; R/– is colored; all others are colorless. A colored plant AaCCRr is crossed with colorless plant aaCcRr. What proportional of offspring plant with colorless seed?

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#Question id: 2063

#SCPH05 I Biotechnology

In what way do the membranes of a eukaryotic cell vary?

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#Question id: 9158

#SCPH28 | Zoology

Coral reefs occur on the southeast coast of the United States but not at similar latitudes on the southwest coast. Differences in which of the following most likely account for this?

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#Question id: 2307

#SCPH28 | Zoology

Bacteria that have cell walls with thick layers of peptidoglycan are:

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#Question id: 7292

#I Life Science/ Life Sciences Group – I-V

How is plant cell cytokinesis different from animal cell cytokinesis?

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#Question id: 3296

#SCPH28 | Zoology

Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of