There are three known isotopes of Hydrogen: Hydrogen-1, Hydrogen-2 and Hydrogen-3

Which statements below is/are TRUE about the atoms of the isotopes of Hydrogen? (select all that applies)

All atoms of the three isotopes have exactly one electron.

All atoms of the three isotopes have the same atomic mass.

All atoms of the three isotopes have exactly one proton.

All atoms of the three isotopes have the same number of neutrons.

What role do traits play in affecting an organisms ability to reproduce? finches

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed