What is one defining feature of a prokaryotic cell?

cytoplasm surrounds organelles

organelles are not membrane-bound

membrane-bound organelles

have a cell wall outside plasma membrane

Which explains how the Calvin cycle and the Krebs cycle differ? The Calvin cycle uses ATP to make glucose. The Krebs cycle uses ADP to make glucose. Only the Calvin cycle occurs in plant cells. The Krebs cycle only repeats in animal cells.

What term is used for the movement of oxygen into the blood of pulmonary capillaries and carbon dioxide into the alveolar air?

Which biological molecule would not offer much information about the history of life

Which of the following is the best definition of a chromosome? A. The basic unit of a nucleic acid B. A section of DNA that codes for traits c. A combination of DNA and proteins in the cell nucleus D. A physical or behavioral characteristic

Because of the Doppler effect, sounds coming from a moving source Question 6 options: A seem louder than if the source were not moving. B are of a higher frequency if the source is moving away from the observer.

Which of the following would most likely be found in the sands at Myrtle Beach? A. Placer deposits B. Magmatic deposits C. Hydrothermal deposits D. Residual deposits

Which describes the study of the functions of body structures? anatomy physiology endocrinology histology immunology

It is known since antiquity that cutting off air supply to the brain results in death. it is also known that glycolysis occurs in brain cells. can glycolysis support brain cells without oxygen?

In the process of translation, which of the following performs the amino acid assembly? A) Ribosome B) tRNA C) Codon D) mRNA

Explain why biological control methods are generally environmentally superior to chemical pest control methods.