A heart attack can be caused by blood clots blocking the arteries and veins of the heart. Which of the following would indicate that a heart attack might have some genetic basis?

A dietary deficiency that prevents the proper formation of hemoglobin

A dietary deficiency that causes excessive hemoglobin formation

A gene that causes inadequate platelet production

A gene that causes excessive platelet production

Which of the following is not associated with invasive species?

We can be sure that a mole of table sugar and a mole of vitamin c are equal in their 1) mass in daltons. 2) mass in grams. 3) number of molecules. 4) number of atoms. 5) volume.

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases