input: OPTIONS:
- magnum current
- direct current
- polar current
- alternating current Now, answer this question: Q: What type of current do generators in cars use? A:
A:
output: alternating current

Q: What substances are secreted by specialized cells usually located in endocrine glands? A:

OPTIONS:
- lipids
- protein
- acid
- hormones

Answer: hormones

Problem: OPTIONS:
- metaphase
- telophase
- meiosis
- prophase
Q: Q: What is the first phase of mitosis? A:
Answer: prophase

Problem:OPTIONS:
- dog
- monkey
- lion
- humans

Q: What mammal is the most intelligent? A:
****
A: humans

Q: What is the highest taxon in the classification of living things? A:
OPTIONS:
- a phylum
- a class
- a family
- a domain
a domain

Q: What has revolutionized human society over the past several decades? A:
OPTIONS:
- travel technology
- food technology
- flight technology
- computer technology

Answer:
computer technology