Which continent or continents did the Homo ergaster occupy 1.6 million years ago?

Africa

Africa and Asia

Europe and Africa

Europe, Africa, and Asia

What is weather like in the deciduous forest? What are the five different zones, and how do they differ?

A new antibiotic is produced that inhibits the synthesis of acetyl-CoA and the electron transport chain in bacteria. For each glucose molecule that is metabolized, how many fewer ATP molecules will be produced? 4 38 34 2 36

Long radishes crossed with round radishes result in all oval radishes. This type of inheritance is:

What happens when the density of a medium increases? A. Bending of light decreases B. Bending of light increases C. Temperature of light increases D. Temperature of light decrease

Photorespiration can decrease soybeans' photosynthetic output by about 50%. Would you expect this figure to be higher or lower in wild relative of the soybeans. why?

Which of the following codes for a specific protein? Question 1 options: DNA gene enzyme chromosome

Any problem of inquiry can be proved or disproved using the scientific method. True False

What was the first living cells to evolve on earth?

Natural lakes are formed by erosion. ALL BUT one of these is a type of erosion that forms lakes. A) glaciers. B) gravity. C) rivers. D) wind.

If one mole each of CH4, NH3, H2S, and CO2 is added to 1 liter of water in a flask (1 liter of water = 55.