The Chinese contributed which of the following to medieval marine science?

A. the compass

B. improved sails

C. motorized engines

D. the first maps of the Atlantic

its A

What is the diffrence of pulmanary artery and pulmanary veins?

Apa ethical differences between animals and humans

Euglena can be classified as both: A) Autotroph and a parasite B) a decomposer and a heterotroph C) a producer and a parasite D) an autotroph and a heterotroph

What safety concerns are associated with removing the iron ring from the support?

Which is an automatic response provided by our skin when subjected to an infectious agent?

Whats a hitchhiking arachnid?

What would mostly likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time

Scientists use a standardized taxonomic system to separate organisms into hierarchical groups based on similarities and differences in their structural and genetic characteristics Which of the following best explains why a standardized

What happens to atoms after an animal has died?

If an organism has high biological fitness in one environment, does that mean it would also have high biological fitness in another environment? Why or why not