Thermotoga are hyperthermophiles and appear relatively closely related to Archaea in comparison to other bacteria such as Salmonella

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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Based on comparisons of many human DNA sequences, our level of DNA variation is ____

Fill in the blank with the appropriate word.

Biology & Microbiology

What happens immediately after a signaling molecule binds to an RTK?

a. receptor dimerization b. receptor trimerization c. receptor denaturation d. receptor polymerization e. receptor hydrolysis

Biology & Microbiology

Suppose you have friends who scoff at the idea of participating in a conservation group in your community. How would you convince them that protecting biodiversity directly benefits everyone, including them?

What will be an ideal response?

Biology & Microbiology

Which of the following is false regarding nondisjunction? 

A. Nondisjunction results in sex cells having too few or too many chromosomes. B. The frequency of nondisjunction increases in women over the age of 37. C. Nondisjunction is a cause of Down syndrome. D. A cell with one too few chromosomes is trisomic.

Biology & Microbiology