Q: Q: What is the name of the portion of a nucleotide lacking phosphate groups? Choices: - nuclear shell - a nucleobase - nucleolus - a nucleoside A:
A: a nucleoside

Q: Q: Human population is growing exponentially and humans have increased what normally limiting factor through technology, urbanization, and harnessing the energy of fossil fuels? Choices: - zero population growth - mass extinction - habitat loss - carrying capacity A:
A: carrying capacity

Q: Q: What is the first and longest phase of mitosis known as? Choices: - metaphase - telophase - anaphase - prophase A:
A: prophase

Q: Q: Darwin found that, since all species are related to each other and some of them evolve together, so they develop similar what? Choices: - appearance - language - systems - adaptations A:
A: adaptations