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The initial effect of ionizing radiation (eg., X-rays) on a cell is               .

Microbes have a high degree of habitat diversity because            .

In photosynthesis, the ATP and NADPH used to fix carbon are produced by         .

              is responsible for forming the peptide bonds to join amino acids together 

Which of the methods below distinguishes between living/viable and dead cells in a sample?

Below is a DNA sequence.  What would be the proper mRNA sequence if this DNA were transcribed, properly?       3′ – T A C T G A C T G –  5′ a.  5′ – A T G A C T G A C – 3′ b.  5′ – A U G A C U G A C – 3′ c.  5′ – G C A G T C A G T – 3′ d.  5′ – U T G U C T G U C – 3′

In 2014, two nurses in Dallas, Texas contracted a notoriously fatal hemorrhagic fever while caring for a patient who had been working in Liberia.  This was the first time                     had been transmitted within the United States.

If a transposon is “jumping” around a eukaryotic genome, would genes be disrupted and inactivated, always?

               is the template/instructions for replication;                 is the product.

If cells don’t have a Krebs cycle or an electron transport chain, they must use       to regenerate reducing power.