Good Morning Fun Fact: Humans and animals have closed circulatory systems featuring veins and arteries. Insects have open systems with “hemolymph” blood swilling freely about the body.

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

Which of the following requires the use of energy and the of transport proteins to move a molecule across a cell membrane?

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error? the object is an asteroid, not a dwarf planet. the object is a moon, not a dwarf planet. the object is not a dwarf planet because it travels with other objects. the object is not a dwarf planet because it is round.