Q: Anaerobic prokaryotes can live without what compound in their environment (it's a compound that people do need to live)? Choices: - carbon - Hydrogen - nitrogen - oxygen A:
oxygen

(Question)
Q: Hierarchical classification can reflect the branching patterns of phylogenetic? Choices: - birds - fruits - animals - trees A:
(Answer)
trees

Ques: Q: Who discovered that the andromeda nebula is over 2 million light years away Choices: - richter hubble - smith hubble - mills hubble - edwin hubble A:
Ans: edwin hubble

(Q).
Q: In living systems, diffusion of substances into and out of cells is mediated by the what membrane? Choices: - gas - fluid - ferment - plasma A:
(A).
plasma

Ques:Q: What is the force of attraction between two masses? Choices: - electricity - inertia - momentum - gravity A:

Ans:gravity

Ques: Q: Antacids are bases that neutralize what in the digestive tract? Choices: - fats - hormones - salts - acids A:
Ans:
acids