NEED YOUR HELP ASAP
The sun .

A)creates light by burning oxygen
B)is the only star in our solar system
C)is 6 light-years away from Earth
D)is the largest star in the galaxy

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.