Identify the letter of the choice that best completes the statement or answers the question.

Convert 600 mg to grams.

a.

6 g

b.

0.6 g

c.

60 g

d.

0.06 g

True or false? To make up for the loss of energy when solar energy is used by primary producers and then transferred up the food chain, a continuous supply of solar energy to the ecosystem is required.

Which part of the cell surrounds the cell and allows molecules in and out this cell part also has holes in it and is said to be semi permeable?

Which statement best describes the relationship of the small ribosomal subunit to the mRNA strand? They are both composed of RNA and protein. The small subunit has an mRNA binding site.

Which one of these is caused by gravity? A. aeolian bands B. frost wedging C. glaciation D. mass wasting

25. Decomposers are important in the environmer because they A. convert large molecules into simpler molec that can then be recycled (B.) release heat from large molecules so that t can be recycled through the ecosystem C.

Why is MgATP2-, instead of ATP4-, a substrate for the hexokinase reaction? Select two correct phrases. Mg2 + prevents ATP hydrolysis. Hexokinase cannot bind ATP when it is not complexed with Mg2+.

Why can rats smell almost three times more compounds than humans?

A science student makes the following statement. Based on the data, we determined that plant growth is affected by the type of soil. What is the student doing? A. Making a prediction B. Forming a hypothesis C. Collecting data D. Drawing a conclusion

True or False: Volcanic activity was more frequent in earth's past than it is today. True False

What do all fossil fuels have in common?