Which of the fallowing provides support and protection for many insects

mussels

skeleton

spinal cord

exoskeleton

Which features may form as a result of erosion related to runoff? deltas gullies rills stalactites tributaries

Is Scorpio a water sign?

What are the structures and organelles of protozoans?

The amount of life that can be supported in a particular ecosystem is limited by which of the following?

Match the following items: 1. semipermeable; allows certain substances to pass through 2. controls activities of the cell 3. storage structure 4. thick fluid between plasma membrane and nucleus 5. functional plant or animal 6.

What could a dog living now and a car living thousnads if years ago have in common

The process of transducing air pressure waves into neural messages that the brain interprets as meaningful sound is known as

Why does photosynthesis require water? a. because water provides oxygen atoms. b. because water provides electrons. c. because water accepts electrons. d. because water acts as a catalyst.

An education guess or rational explanation about a specific phenomenon

What are the technical name for red blood cells white blood cells and platelets?