If a person has a recessive allele for a disorder and that allele is masked by presence of a normal dominant allele, this person Select one:
a. has the disease but cannot pass this disease to their offspring.
b. is termed a linkage group.
c. cannot produce gametes.
d. is homozygous for the disease.
e. is termed a carrier.
e. is termed a carrier.
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What do we call a sequence located upstream, downstream, within the coding region, or several thousand base pairs away from a gene that increases transcription?
a. promoter b. terminator c. enhancer d. repressor
Which of the following is a characteristic of a “perfect” flower?
a. ability to self-pollinate b. lack of genetic defects c. ability to double fertilize d. creation of megaspores
The black bread mold Rhizopus stolonifer and dung-infesting fungi of the genus Pilobolus are
members of which fungal phylum?
a. Glomeromycota b. Basidiomycota c. Chytridiomycota d. Zygomycota e. Ascomycota
Cross walls that subdivide hyphae into many cells are called
a. partitions b. septa c. cell walls d. complex pores e. simple pores