Sex ratio at birth is called the ________ sex ratio.
A) primary
B) secondary
C) tertiary
D) quaternary
B) secondary
Biology & Microbiology
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Which type of plant hormone has been shown to both promote pollen tube elongation and inhibit root
elongation?
a. jasmonates b. ethylene c. brassinosteroids d. salicylic acid e. oligosaccharins
Biology & Microbiology
If cell division is no longer possible, eukaryotes can arrest the cell cycle. During which stage is this decision made?
A. telophase B. G1 C. G2 D. S phase E. prophase
Biology & Microbiology
In which of the following structures does translation occur?
A. Vesicles B. Golgi apparatus C. Endoplasmic reticulum D. Ribosomes
Biology & Microbiology
Chromosomes that are NOT primarily involved in determining sex are known as
a. autosomes b. homologous c. sex chromosomes d. linked
Biology & Microbiology