What is the approximate age of our solar system?
a. 4.6 trillion years
b. 4.6 billion years
c. 4.6 million years
d. 4,600 years

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

The tubes transporting minerals and water upward are called ?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.