Put the route the sperm takes in the correct order, from development to leaving the body. tubuli recti rete testis efferent ductules seminiferous tubules

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Step 1 review the imaginary strand of dna below. note the complementary base pairs. a g c a a t c c g t c t t g g t c g t t a g g c a g a a c c step 2 to begin replicating this strand of dna, draw the two sides of the strand separating. step 3 now, draw the free-floating bases linking up with the separate sides. remember to follow the rules of complementary base pairing. step 4 draw the two resulting dna strands.

Which of the following statements about protists are true? a. they are typically found in moist environments. b. they are all unicellular. c. they have a nucleus. d. they are all multicellular.