rodriguezthalia188 rodriguezthalia188

04-04-2020
Biology

contestada

What makes heart muscles contract, thereby regulating heart rate?

Respuesta :

Аноним Аноним

04-04-2020

Answer:

Calcium makes heart muscles contract, thereby regulating heart rate.

Answer Link

emmafinn1300 emmafinn1300

04-04-2020

The answer is Calcium

Answer Link

Otras preguntas

simplify: f(x,y)= arcsin(sin(x+y))

How do you solve this equation ___ Al + ___ Na1 O1 H1 -___Na3 Al1 O3 + __ H2

The equation 2NaNO3 CaCl2=2NaCl Ca(NO3)2 is balanced. How many atoms of oxygen are there on each side of the equations?

Jeffery wants to save the same amount of money each week to buy a new bike. He needs $252. If he wants the bike in 14 weeks, how much money should Jeffery save

A horizontal 20.-newton force is applied to a 5.0-kilogram box to push it across a rough, horizontal floor at a constant velocity of 3.0 meters per second to th

One of the economic challenges Japan has faced in recent years is a. isolation. b. limited government. c. unlimited government. d. recession.

how do you know 13 is the greatest prime number of 52

a right triangle has legs measuring 4.5 meters and 1.5 meters the lengths of the legs of a second triangle are proportional to the lengths of the legs of the fi

The population of Germany is about how many times the population of Martinique?Explain your reasoning. Germany: 8.27*10^7 Martinique: 4.05*10^5

A solid substance was tested in the laboratory. The test results are listed below. • dissolves in water • is an electrolyte • melts at a high temperature Based