From the outside of a flower to the inside,
which of the following is the correct order of
structures?
a. calyx>corolla>stamen>carpel
b. corolla>calyx>stamen>carpel
c. calyx>corolla>carpel>stamen
d. corolla>calyx>carpel>stamen
e. calyx>carpel>corolla>stamen
A
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Which of the following is NOT a checkpoint that controls the progression of the cell cycle?
A. Cyclins and cyclin-dependent kinases are proteins that are responsible for advancing a cell through the phases of the cell cycle. B. The G2 checkpoint checks for DNA damage and determines if all of the DNA is replicated. C. The metaphase checkpoint determines if all chromosomes are attached to the spindle apparatus. D. Cytokinesis involves the formation of cleavage furrow to separate the cells. E. The restriction point determines if conditions are favorable for cell division and if the DNA is undamaged.
The ____ joints are usually highly moveable, with a fluid-filled capsule of connective tissue surrounding them
a. synovial b. cartilaginous c. fibrous d. agonist e. antagonistic
What is ALH 84001 and why is it significant to discussions of the evolution of life?
What will be an ideal response?
What is the name of the protein that appears to regulate the entry of cells into an S phase? This protein is also known as the "guardian of the genome."
A) cyclin B) p53 C) phosphokinase D) p34 E) p102