What kind of cell has no nucleus and no membrane bound organelles?

Is the overall processing of food in your body an exothermic or endothermic process?

Compare the behavior of an endotherm and an ectotherm on a hot summer day. How does each organism respond to changes in the environment?

A group of cells that work together to carry out a similar function is known as a (n) protein unicellular organism tissue organ system

African elephants flat their large ears to cool off. Which biology theme does this phenomenon represents? A. continuity and change B. relationship of stricture to function C. interdependence in nature

Which of the following is not true? a. ATP is formed during both photosynthesis and cellular respiration. b. both plants and animal cells carry out cellular respiration. c.

Is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and gradually moves away from the ridge.

What are reverse-transcribing viruses?

A population of seals, most of the seals have similar coloring. However, one seal has albinism. This seal is white and is almost completely blind. What is most likely the cause of this difference from the rest of the population? A. gene flow B.

What is a polysaccharide

What are mushrooms classified as