The oldest known fossils of multicellular organisms were found in 700-million-year-old rocks. Which of the following processes led to the evolution of multicellular organisms?

Earth can be called "spaceship" because it is like a vehicle carrying humans and cargo through space. a. True b. False

In terms of your eyes, what should you try to learn as you use the microscope?

What secretes mucin?

14. Which compound can block the growth and reproduction of bacteria? A. lysogenic infection B. bacteriophage C. antibiotic D. virus E. prokaryote F. prophage G. pathogen H. lytic infection I. binary fission J. vaccine K. capsid

What role does the environment play in natural selection

In cellular respiration, the energy for most ATP synthesis is supplied by: A. High energy phosphate bonds in organic molecules B. A proton gradient across a membrane C. Converting oxygen to atp D.

Two factors which cause global climate change are listed below. factor 1: mountain building. factor 2: changes in the amount of atmospheric gases. which of these statements is correct about the two factors which cause global climate change?

Is a post oak tree is a autotrophic or heterotrophic

Which of the following statements about wetlands is true

Primary succession is most likely caused by (A) Clear Cutting (B) Climate Change (C) Volcanic Eruption (D) Introduced Species