What makes a water molecule polar?

What will be an ideal response?


slight charge on each end

Biology & Microbiology

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Fossils are predominantly found in ____

a. metamorphic rocks b. igneous rocks c. sedimentary rocks d. crystalline rocks e. radioactive rocks

Biology & Microbiology

How many nucleotides in the human genome

sequence change every decade?

a. 40 b. 50 c. 60 d. 70 e. 80

Biology & Microbiology

Identify the correct sequence of events that occur during the reproduction of HIV.

A. virus attaches to a host cell - the virus enters the cell - viral DNA is incorporated into the host DNA - reverse transcriptase occurs - viral / host DNA is turned into a viral mRNA code - the viral RNA forms into a mature virus - mature viruses leave the host cell B. virus attaches to a host cell - the virus enters the cell - viral DNA is incorporated into the host DNA - reverse transcriptase occurs - the viral RNA forms into a mature virus - viral / host DNA is turned into a viral mRNA code - mature viruses leave the host cell C. virus attaches to a host cell - the virus enters the cell - reverse transcriptase occurs - viral DNA is incorporated into the host DNA - viral / host DNA is turned into a viral mRNA code - the viral RNA forms into a mature virus - mature viruses leave the host cell D. virus attaches to a host cell - the virus enters the cell - viral / host DNA is turned into a viral mRNA code - viral DNA is incorporated into the host DNA - reverse transcriptase occurs - the viral RNA forms into a mature virus - mature viruses leave the host cell

Biology & Microbiology

To make all subjects think they are receiving the same treatment, patients in the control group can receive a placebo.

Answer the following statement true (T) or false (F)

Biology & Microbiology