Q: Through what method or methods of fertilization do amphibians sexually reproduce? Choices: - asexual or sexual - mitosis and meiosis - spawning or budding - external or internal A:
external or internal

(Question)
Q: Gravitational force on a large scale dominates interactions between large objects because it is always what? Choices: - ugly - vulnerable - suitable - attractive A:
(Answer)
attractive

Ques: Q: What is contained in the cavity of a long bone's central shaft? Choices: - blood - calcium - cells - marrow A:
Ans: marrow

(Q).
Q: What type of cell has negative anode is positive cathode? Choices: - picric cell - planetoid cell - non-voltaic cell - voltaic cell A:
(A).
voltaic cell

Ques:Q: Toward the late stages of pregnancy, a drop in progesterone and stretching forces from the fetus lead to increasing uterine irritability and prompt labor. contractions serve to dilate the cervix and expel this? Choices: - blood - tissues - uteris - newborn A:

Ans:newborn

Ques: Q: What type of rocks are laid down horizontally with the oldest at the bottom? Choices: - crystalline - metamorphic - igneous - sedimentary A:
Ans:
sedimentary