The evolution of continuous cell lines from primary cultures occurs due to which reason

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#Question id: 2069

#Unit 2. Cellular Organization

Which of the following processes includes all of the others?

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#Question id: 5740

#Unit 8. Inheritance Biology

Pollen from one species germinates on the stigma of another related species and sexually fertilizes the ovule. Most of the resulting plants are sterile but some of the resulting offspring undergo chromosome duplication resulting fertile plants. The fertile offspring are known as

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#Question id: 8936

#Unit 9. Diversity of Life Forms

Organisms showing radial symmetry would likely

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#Question id: 8959

#Unit 9. Diversity of Life Forms

The most ancient branch point in animal phylogeny is that between having

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#Question id: 10955

#Unit 7. System Physiology – Animal

A 2-year-old boy bruises easily and has previously had bleeding gums. The maternal grandfather has a bleeding disorder. His physical examination shows several small bruises on the legs. Of which coagulation factor would you suspect this patient to be deficient?