This is likely what caused the demise of ____ during the _____ extinction.
What will be an ideal response?
dinosaurs, Cretaceous
Biology & Microbiology
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Which of the following structures constitute the carpel of a flower? Select all correct choices
A. ovary B. anther C. style D. stigma E. stamen
Biology & Microbiology
Two genes that share a common ancestral gene will probably have significant homology
Indicate whether the statement is true or false
Biology & Microbiology
Pressure that a fluid exerts against a structure that contains it is called:
a. hypertonic b. pressure gradient c. osmosis d. turgor e. isotonic
Biology & Microbiology
Where are the mitochondria located in the sperm?
A. nucleus B. tail C. middle piece D. cell membrane E. head
Biology & Microbiology