In Morgan's experiments, the white eye allele in Drosophila was shown to be  

A.  located on the X chromosome.
B.  located on the Y chromosome.
C.  dominant.
D.  located on an autosome.
E.  codominant.


A.  located on the X chromosome.

Biology & Microbiology

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During DNA replication, each new strand begins with a short  

A.  amino acid primer. B.  lipid primer. C.  hydrophilic primer. D.  DNA primer. E.  RNA primer.

Biology & Microbiology

What causes deep venous thrombosis?

a. anemia b. decreased skeletal muscle action c. high blood pressure d. increased skeletal muscle action e. low blood pressure

Biology & Microbiology

The benefits of aerobic exercise include all of the following EXCEPT an ____

a. increased number of mitochondria b. increased blood supply c. increased supply of myoglobin d. increased number of fibers in a motor unit e. increased activity of lipoprotein lipase

Biology & Microbiology

In regards to a species' life history, opportunistic species

A. are long lived. B. provide extensive care for their offspring. C. are limited primarily by carrying capacity. D. reproduce later in life. E. produce many offspring.

Biology & Microbiology