Where does karyogamy occur in ascomycetes?
a. basidia
b. conidiophores
c. sporangia
d. asci
e. zygospores
ANSWER: d
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Where do the carbon atoms in glucose come from?
A. Sunlight B. Carbon dioxide C. Water D. NADPH
An invasive species:
A. is any non-native species that has been introduced to an ecosystem. B. is always the competitively dominant species in an ecosystem. C. is any species that has been genetically modified by man. D. is any species that causes disease and death in host organisms. E. is any species that has a negative impact on community diversity.
Match the skeletal muscle protein on the left with its function on the right.
A) myosin-binding protein at M line B) binds along the length of thin filaments C) major protein of sarcoplasmic reticulum D) attaches actin filaments to Z line E) mediates calcium regulation of contraction F) attaches actin to Z line G) links thick filaments to Z line H) major component of thin filaments I) major component of thick filaments J) links thin filament to Z line 1) actin 2) myosin 3) tropomyosin 4) troponin 5) titin 6) nebulin 7) myomesin 8) ?-actinin 9) Ca2+ ATPase 10) CapZ
Approximately how many Y-linked genes have been discovered?
A. None D. 100 B. 10 E. 300 C. 36