The space between neurons is the __________

What is suggested in your text as one of the most useful things people who are sexually active can do to prevent contracting STIs? a. Do not have sexual relations before you are 18 years of age

b. Have a yearly Pap test. c. Get yourself and your partner tested before engaging in sexual activity. d. Only have one partner at a time.

Joan has one APOE3 and one APOE4 allele. This means Joan is heterozygous for the APOE gene

a. True b. False Indicate whether the statement is true or false