Adapter molecules associate covalently with their respective antigen receptors in the membrane

Indicate whether the statement is true or false.


Answer: FALSE

Biology & Microbiology

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Which plant cells are the most common and the least specialized?  

A.  epidermis B.  collenchyma C.  sclerenchyma D.  parenchyma E.  meristem

Biology & Microbiology

The production of toxin by the rough-skinned newts, which deters many predators, is an

example of __________.

a. an adaptation b. adaptive radiation c. sexual selection d. coevolution

Biology & Microbiology

In step "b" the original strands have separated because

a. the hydrogen bonds between bases were broken. b. the sugar-phosphate linkages broke. c. the polymerases stopped functioning. d. the bases repelled each other. e. water changed the bases into their subunits.

Biology & Microbiology

Medicines are often administered in pill form. In many cases, the active ingredient of the pill (the drug) is joined to another substance by ________. This forms a(n) ________, which is stable in the dry environment of a pill bottle but dissociates under

the wet conditions of the digestive system to release the drug to the body. A) ionic bonds; salt B) hydrogen bonds; base C) ionic bonds; acid D) covalent bonds; salt

Biology & Microbiology