Dim light causes the pigment ________ in rods to change shape, which causes sodium channels on the photoreceptor cell to close and activate ganglion cells
Fill in the blank(s) with correct word
rhodopsin
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Which statement is true of polytomy branches?
a. Organisms in each branch share a common ancestor. b. Polytomy represent mass speciation from a single mutation event. c. The longest branch is the ancestor of the other sister taxa. d. Polytomy branching only occurs in single-celled organisms.
The immunodeficiency virus that causes acquired immunodeficiency syndrome is a(n) enveloped virus
____________________ Indicate whether the statement is true or false.
DNA technology has revolutionized forensic science. Several unsolved cases have been solved with this type of evidence, and some convicted persons have been exonerated with DNA evidence. Based on the forensic DNA evidence in the image, who committed the crime?
a) suspect 1 b) suspect 2 c) both suspects d) neither
____ carries protein assembly instructions from the nucleus to the cytoplasm.
A. Template DNA B. Messenger RNA C. Transfer RNA D. Ribosomal RNA E. Total RNA