Fact 1: Insulin helps cells take up glucose from the blood. Fact 2: Blood Glucose Blood Glucose Glucose is the principal source of energy for mammalian cells. Given the two facts above, answer the question "Cells obtain energy from the blood with the help of" with the following options: - sweating - batteries - pancreas - electron - insulin - alveoli - oxygen - sunlight
insulin

Fact 1: Mammals conserve body heat with their hair or fur. Fact 2: All humans are mammals. Given the two facts above, answer the question "what conserves body heat with their hair?" with the following options: - cats - bears - h2o - clouds - goats - humans - dogs - trees
humans

Q: Fact 1: Viruses are not cells at all, so they are neither prokaryotes nor eukaryotes. Fact 2: Prokaryotes All bacteria are prokaryotes. Given the two facts above, answer the question "what aren't viruses?" with the following options: - humans - bioaerosols - animals - insects - barnacles - homogenous - bacteria - mammals
A: bacteria

Question: Fact 1: If a tree falls then sunlight becomes available to the surrounding plants. Fact 2: More trees are cut for firewood and for homes. Given the two facts above, answer the question "using firewood for homes allows what to become available to the surrounding plants" with the following options: - reproduce - Light - nutrients - energy - Energy. - sunlight - growth - heat
Answer: sunlight

*Question*
Fact 1: Head hair is especially important in preventing heat loss from the body. Fact 2: Hair is actually composed of a protein called keratin. Given the two facts above, answer the question "What is important in preventing heat loss from the body?" with the following options: - hydration - a cuticle - stay warm - sweating - warmth - skin - keratin - Animal fur
**Answer**
keratin

*Question*
Fact 1: Ribosomes are structures in the cytoplasm where proteins are made. Fact 2: Life without protein is impossible. Given the two facts above, answer the question "What is not possible without ribosomes?" with the following options: - growth - death - fusion - earth - life - rocks - stones - tumor
**Answer**
life