Identical copies of each chromosome are called ________ and are joined at the ________.
A. homologues; centromere
B. sister chromatids; centromere
C. sister chromatids; kinetochore
D. homologues; kinetochore
Answer: B
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Dissimilatory iron-oxidation is a relatively new metabolism and is restricted to one unusual phylum of bacteria
Indicate whether the statement is true or false.
In the ocean, organic matter sinks from the surface to great depths as ________.
A. photosynthetic potential B. particulate debris C. marine snow D. None of the choices are correct.
The DNA sequence capable of pairing with 5' CGATTAGT 3' is:
A. 3' GCTAATCA 5'. B. 5' CGATTAGT 3'. C. 3' CGATTAGT 5'. D. 5' GCTAATCA 3'.
________ is the name given to the motor neurons that carry information away from the brain or spinal cord
Fill in the blank(s) with correct word