Which component of blood contains no nucleus or organelles and carries
oxygen to body tissues?

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.