The genetic material of some viruses, such as HIV, is not DNA but is instead
A) carbohydrate. B) lipid. C) RNA. D) protein.
C
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A weed in your garden is flowering. When you look very closely, you notice that what you thought was a single flower is actually a very tightly clustered group of tiny yellow tubular flowers. Upon further inspection, you find that each one of these tiny tubular flowers has petals, sepals, stamens, and a single carpel. What is true about this plant?
_____ It has inflorescences. _____ It has perfect flowers. _____ It has imperfect flowers. _____ It has complete flowers. _____ It has incomplete flowers.
What is a protein signature?
a. a unique set of small molecular protein metabolites b. a unique molecular tag attached to the protein c. a set of proteins with altered expression levels d. a proteome used to identify specific tissues
What is a SNP?
a. a computer chip that recognizes differences in DNA sequences b. a variation in a single nucleotide of a DNA sequence c. a tool used in DNA research to cut segments of DNA d. a drug developed from DNA technology e. a highly conserved sequence of DNA
Flowering can be regulated by light, temperature, gibberellin levels, or internal factors. What do all of these different flowering pathways have in common?
A. All four pathways result in a decrease in CONSTANS (CO) expression, which induces flowering. B. All four pathways result in an increase in CONSTANS (CO) expression, which induces flowering. C. All four pathways result in a decrease in LEAFY (LFY) expression, which induces flowering. D. All four pathways result in an increase in LEAFY (LFY) expression, which induces flowering.