Which organisms represent the most biomass in an ecosystem? 1) scavengers 2) secondary predators 3) herbivores 4) producers

Which of the following is not true regarding the formation of a dipeptide? A. a molecule of water is produced B. two amino acids are joined together C. a double bond forms between carbon and nitrogen D. a protein is formed

Using the scientific method a what must be tested as the focus of an experiment

What is a mechanism that causes evolution by natural selection to result in imperfection?

Which two classes of rock will form near or at Earth's surface? a. Extrusive igneous and sedimentary b. Sedimentary and intrusive igneous c. Metamorphic and igneous d. Metamorphic and sedimentary

How many legs do spiders have?

Which of the following best describes succession? Question 1 options: The evolution of species through natural selection to becomes different species over time. All of these are good descriptions of succession.

Your throat is dry, and you want the last cough drop in the box to last a long time in your mouth. What should you do?

Write a description of how the animal cell transports water?

The oceans have absorbed the majority of the increased heat in the atmosphere. a. True b. False

What is the main difference between nerve cells and muscle cells