Q: Q: Digestive enzymes, including which enzyme, start breaking down starches into sugars? Read this paragraph and choose the correct option from the provided answers: Once you start eating, saliva wets the food, which makes it easier to break up and swallow. Digestive enzymes, including the enzyme amylase, start breaking down starches into sugars. Your tongue helps mix the food with the saliva and enzymes. Choices: - triglyceride - cortisol - melatonin - amylase A:
A: amylase

Q: Q: What are the areas located at fixed distances from the nucleus of the atom? Read this paragraph and choose the correct option from the provided answers: Basic to Bohr's model is the idea of energy levels. Energy levels are areas located at fixed distances from the nucleus of the atom. They are the only places where electrons can be found. Energy levels are a little like rungs on a ladder. You can stand on one rung or another but not between the rungs. The same goes for electrons. They can occupy one energy level or another but not the space between energy levels. Choices: - molar levels - atomic regions - orbit points - energy levels A:
A: energy levels

Q: Q: Transparent, translucent, or opaque are properties of matter based on an interaction with what? Read this paragraph and choose the correct option from the provided answers: Matter can be classified on the basis of its interactions with light. Matter may be transparent, translucent, or opaque. An example of each type of matter is pictured in the Figure below . Choices: - air - electricity - gravity - light A:
A: light

Q: Q: What environment do animals with gills live in? Read this paragraph and choose the correct option from the provided answers: Choices: - air - underground - cold - water A:
A: water