Ques: Q: Bacterial stis can be cured with what? Choices: - pesticides - antioxidants - antiviral drugs - antibiotics A:
Ans: antibiotics

Ques: Q: What is continually released during childbirth through a positive feedback mechanism and prompts uterine contractions to fetal head toward the cervix? Choices: - hemoglobin - insulin - vasopressin - oxytocin A:
Ans: oxytocin

Ques: Q: The barrier defenses are not a response to infections, but they are continuously working to protect against a broad range of what? Choices: - mates - nutrients - ecosystems - pathogens A:
Ans: pathogens

Ques: Q: A change in one or more physical properties of matter without any change in chemical properties is called what? Choices: - negative change - positive change - atmospheric change - physical change A:
Ans:
physical change