Some members of an animal society may have greater success at reproduction as a result of:
a. dominance hierarchy.
b. sexual selection.
c. reproductive isolating mechanisms.
d. dominance hierarchy along with sexual selection.
e. dominance hierarchy along with sexual selection and reproductive isolating mechanisms.
E
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Which type of tissue constitutes most of the wood of a tree trunk?
A. dermal tissue B. parenchyma tissue C. collenchyma tissue D. sclerenchyma tissue E. vascular tissue
In 1902, Archibald Garrod linked inheritance to proteins when he noted that
A) inherited metabolic disorders in humans are associated with missing enzymes. B) substances in cells could transform bacteria from nonvirulence to virulence. C) proteins are made up of amino acids. D) the substance that transmits traits is in the cell nucleus.
Viruses used in live viral vaccinations have the potential to revert to disease-causing forms within a host, effectively causing the diseases they were intended to prevent. What is the name for this reversion?
a. back mutation b. reverse lysis c. retroviral d. devolution
A fungus which produces sexual spores within a sac-like chamber in a fruiting body is a member of the
A) Ascomycota. B) Basidiomycota. C) Deuteromycetes. D) Zygomycota. E) Answer cannot be determined with this information.