Q: What scientist constructed a tree diagram, separating living organisms into three domains? Choices: - Gibbs - CT Fletcher - Mendel - carl woese A:
carl woese

Q: What system consists of structures that produce eggs, secrete female sex hormones, and ultimately enable birth of a fetus? Choices: - male reproductive system - female uterus system - female hormone system - female reproductive system A:
female reproductive system

Q: Q: What type of constraints are placed on technological design? Choices: - legal and social - moral and legal - physical and legal - physical and social A:
A: physical and social

Question: Q: Whose rules are too simple to explain the inheritance of human height? Choices: - Einstein - Pascal - Darwin - mendel A:
Answer: mendel

*Question*
Q: Portal veins carry blood between what? Choices: - chambers of the heart - digestive organs - arteries - pairs of capillary beds A:
**Answer**
pairs of capillary beds

(Q).
Q: Limestone is insoluble in water, so what can dissolve it? Choices: - calcium - dioxide - oxygen - acid A:
(A).
acid