If the DNA sequence was substantially altered from one of the following, which would prevent the binding of the TATA-binding protein (TBP)?
A) RNA polymerase
B) the point where transcription begins
C) the promoter
D) promoter-proximal elements
E) histone acetyl transferases (HATS)
Answer: C
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The first step of the scientific method is to
(a) ask a question. (b) construct a hypothesis. (c) observe carefully. (d) formulate a prediction.
In your botany lab, the instructor hands out slides for viewing parts of the plant. The labels are covered so that students can speculate as to which type of tissue they are viewing based on the cellular configurations. You receive a slide showing cells that are nearly all in the middle of one of the stages of cell division. This tissue was mounted on the slide while it was actively growing. You puzzle it out. Which type of tissue must you be viewing?
a. permanent tissue b. dermal tissue c. meristematic tissue d. ground tissue
One reason that malaria continues to be the world's most significant infectious disease is because Plasmodium falciparum continues to develop resistance to the drugs that have been used to treat malaria. This is due to which of the following?
a. Some Plasmodium falciparum have pre-existing mutations that make them resistant to antimalarial drugs b. Some mosquitoes have pre-existing mutations that make them resistant to antimalarial drugs c. Some people have pre-existing mutations that make them resistant to antimalarial drugs d. The antimalarial drugs cause mutations to occur in Plasmodium falciparum e. The antimalarial drugs cause mutations to occur in the mosquito
When one species feeds on another prey species, typically killing it, the relationship between the two interacting species is referred to as ________
Fill in the blank(s) with correct word