The ultimate source of the energy in food is ______.

Some friends are trying to make wine in their basement. They’ve added yeast to a sweet grape juice mixture and have allowed the yeast to grow. After several days they find that sugar levels in the grape juice have dropped, but there’s no alcohol in the mixture. The most likely explanation is that ______.

The energy of wavelengths that appear ______ is least useful to photosynthesis.

Mechanical pacemakers are used to treat

The professional that manages the heart-lung machine during cardiac surgery is the

Photosynthesis contributes to plant growth by _____.

Which of the following words form the plural by adding “e”?

The prefix in the term tachycardia means:

Which of the following statements is true regarding the air driven generator (ADG)?

Weather RADAR may detect weather – such as convective activity – out to approximately what distance?