Why was the transition from "purple bacteria" to "green bacteria" important for the evolution of complex organisms? Use evidence from the video and the chart in your answer.

Which of these impacts would be considered to have an anthropogenic cause?

Which best subscribes a difference between prokaryotic cells and eukarryotic

76. What is a restriction enzyme?

What marks the boundary between the mesozoic and the cenozoic (called the k-p boundary) ? g?

Identify the step in which water returns to Earth's surface from the atmosphere

What system takes the longest to develop in a fetus?

What does the word prudent mean? A. slow B. easy C. wise D. kind

Briefly describe the steps of protein synthesis

Which tissue contains a calcified ground substance and is specialized for structural support? a. muscle tissue b. dense regular connective tissue c. areolar connective tissue d. bone connective tissue

This question refers to the same populations of mosquito fish as the previous question. Based on the evidence given in your textbook, can you state that the mosquitofish have speciated into different species, or not?