Which of the following depends on bacteria?

a. conversion of dead organic matter to fossil fuel

b. photosynthesis

c. dissolution of phosphates from rock

d. nitrogen fixation

How does the temp affect the size of a crystal?

A 6-year-old girl with severe birth defects who is mentally disabled is brought to the emergency room because of a broken arm

What are the characteristics of prokaryotes? 1. A prokaryote lacks a well-defined nucleus. 2. A prokaryote cannot perform basic life functions. 3. A prokaryote lacks cell organelles. 4. A prokaryote is larger than a eukaryote.

Which division in the plant kingdom consists of plants that lack xylem and phloem? A) flowering vascular plants. B) nonflowering vascular plants. C) nonvascular plants. D) seedless vascular plants.

A pencil measures 18 cm long. How many millimeters long is the pencil?

The synthesis of an rna molecule from a dna template strand is

Recall that two hydrogen bonds bind A and T, but three hydrogen bonds bind G and C. Because the stability of DNA is affected by the number of hydrogen bonds, with more bonds promoting more stability, which double-stranded DNA molecule would likely

Why is it important to understand how genetic material functions

The Yellowstone Supervolcano has the potential to cause large scale damage when it erupts. Conduct independent research and answer the following questions: When was the last large eruption?

A major nutrition goal in end-stage HIV is to: a. prevent malnutrition b. promote positive nitrogen balance c. increase vitamin/mineral supplementation above DRI d. encourage parenteral nutrition support -