Methanogens ·extreme halophiles ·lack a nucleus and cell organelles ·cell walls do not contain peptidoglycan These characteristics describe organisms found in what domain?

Which fats should we limit our intake of? Why?

What is the sum of 25 and - 13?

Which best describes niches?

Which variable stars have pulsation periods between 1.5 hours and 1.2 days? A. Protostars B. Nebulas C. RR Lyrae variables D. Cepheid variables

During a physical examination, the veterinarian curls a dog's foot under so that it's upside down. the dog immediately brings the foot back to the normal standing position. which sense did the dog use to do this

Which of the following binds to the active site of an enzyme? A) water B) product C) substrate D) any other enzyme E) none of the above

What provides muscles with energy for movement?

What are 3 kinds of climate data that scientist can measure directly

An example of a scientific question that could be investigated

Which statement best describes biostimulation?