Question 8 (5 points) How is DNA copied?
OA) Each single strand of DNA is used as a template to create a complementary
OR The MRNA made from the DNA is used as a template to create a
strand of DNA.
complementary strand of DNA.
)C The antisense strand of DNA is used as a template to create both strands of
the new double helix.
The sense strand of DNA is used as a template to create both strands of the
new double helix.
O D)

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red. b) the pollen grains will be pure blue. c) the pollen grains will have red interiors and blue exteriors. d) the pollen grains will have blue interiors and red exteriors.

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.