*Question*
Q: Many deleterious alleles have such severe effects that a homozygous embryo spontaneously aborts long before what? Choices: - baby - couple - LIfe - birth A:
**Answer**
birth

*Question*
Q: In animals, what process occurs only in germ cells, which are in the ovaries or testes? Choices: - mitosis - electrolysis - reproduction - meiosis A:
**Answer**
meiosis

*Question*
Q: Insect wings are part of the exoskeleton and attached to the what? Choices: - neck - head - spines - thorax A:
**Answer**
thorax

*Question*
Q: What does increased temperature do to a substance's kinetic energy? Choices: - generates - nothing - decreases - increases A:
**Answer**
increases