Which of the following statements best compares the pedicel and receptacle?
A. The pedicel and receptacle are identical, merely two names for the same structure.
B. The pedicel is haploid and the receptacle is diploid.
C. The pedicel is a reproductive part of a flower and the receptacle is a vegetative part.
D. The receptacle is the part of the flower that receives the pollen whereas the pedicel relays sperm to the ovule.
E. The pedicel is the tip of the stem bearing the flower and the receptacle is the base of the flower.
E. The pedicel is the tip of the stem bearing the flower and the receptacle is the base of the flower.
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The two strands of a DNA double helix can be described as running parallel to each other
__________________ Indicate whether the statement is true or false.
Which of the following occurs in the nucleus?
A) Transcription only B) Both translation and replication of genetic material C) Both transcription and replication of genetic material D) Translation only E) Replication of genetic material only
In estimating the effect of a difference in earnings for ivy league graduates, non-ivy league college graduates, and non-college graduates the following regression is run: Earningsi = ?0 + ?1IvyLeaguei + ?2NonIvyCollegeGraduatei + Ui. What does the coefficient ?1 represent?
A. The average earnings of an Ivy league graduate. B. The average earnings of an ivy league graduate conditional on graduating from any college. C. The additional increase (decrease) in earnings from going from no college degree to an Ivy league degree. D. The additional increase (decrease) in earnings from going from graduating college to graduating from an Ivy league school.
Which of these is a cellular characteristic of all eukaryotes?
A) a cell wall B) a nuclear membrane C) a nucleoid D) few to no proteins associated with the DNA E) few to no organelles in the cytoplasm