RNA polymerase binds to ________ before beginning transcription.
A) a promoter
B) an operator
C) a structural gene
D) a replication origin
E) the Shine-Dalgarno
A) a promoter
RNA polymerase binds to a promoter before beginning transcription.
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Which one of the following oligonucleotides would base pair with this sequence?
GATCCATACGATACTGATTCAGAAATTTCCATACTAGACATCATATTCGACTTCAAATTGG Remember that nucleic acid sequences are written 5'??3' unless told otherwise. A. GATTAAAT B. TACTAGG C. TTTGAAG D. ACTAGATC E. CAATCCAG
Select the correct statement regarding the human female reproductive system.
A. The ovarian fimbria is the functional unit of the ovary. B. The granulosa cells secrete testosterone, which triggers menarche. C. The Fallopian tubes transport ova from the ovary to the uterus. D. The cervix contains corpora cavernosa tissue, which is a type of erectile tissue. E. The uterus is lined with granulosa cells.
Natural selection will likely eliminate deleterious alleles more quickly with sexual reproduction than with asexual reproduction.
a. true b. false
What are lysosomes, and how do they work in the cell?
What will be an ideal response?