Plz answer quick 20 points! WILL GIVE BRAINIEST! Answer correctly! 2 questions

Which of the following diseases may be transmitted through an accidental needle stick? a. syphilis b. tuberculosis c. cellulitis d. hepatitis b

Select all the true statements about the cosmic microwave background radiation

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a