03-02-2017
Biology

contestada

which of the following must be true of the structures of axons and muscle cells in order for nerve impulses to stimulate muscle contractions

Respuesta :

KateKitty KateKitty

03-02-2017

Axons must have structures that make and secrete molecules, and muscle cells must have receptors that recognize these molecules.

Answer Link

Otras preguntas

Professor Lum asked respondents, "How old are you?" Later in the interview Lum asked,"What is your date of birth?" This illustrates that Lum was interested in t

pls help all the sums below no 1 ab no2 a Do give explanation and show workout

Assume air resistance is negligible unless otherwise stated. Calculate the displacement in m and velocity in m/s at the following times for a rock thrown straig

The introductory passage discusses the way that virophages interfere with the ability of megaviruses to reproduce and the possible selective benefits of this. H

What information about Earth's materials can be inferred by their arrangement in layers, as shown here?their relative densitiestheir order of formationtheir rel

Extensive landscapes formed by the dissolution of limestone and other carbonate rock and characterized by pitted, bumpy surface topography, poor surface drainag

A conducting sphere of radius r1 = 0.21 m has a total charge of Q = 2.9 μC. A second uncharged conducting sphere of radius r2 = 0.48 m is then connected to the

Which of the three causes of American imperialism was the most important to Americans of the time, in your opinion?

Suppose Eric gets 29 mpg on average. If he drives about 16,000 miles each year, and if gas costs about $2.99 where he lives, how much does he spend on gas per y

Which of the following statements about Constantinople is true? A. The Roman emperor never provided the resources that the city needed to grow B. Its locat