*Question*
If the basic functioning unit of life all share the same structures, then the basic functioning unit of life all share the same what? Answer choices: - structure - four limbs - organ - Chlorophyll - Energy - layers of fat - health - Energy.
**Answer**
structure

*Question*
If evergreens are vascular plants that produce seeds in cones, then what are vascular plants that produce seeds in cones? Answer choices: - evergreens - greenhouses - more abundant - algae - it needs them - flowers - Conifers - white
**Answer**
evergreens

*Question*
If estimating the age of trees is done by Dendrochronologists, then dendrochronologists do what with regards to tree age? Answer choices: - lie about age - support - observe it - estimate age - begin age - focusing a lens - reinforce age - genetic diversity
**Answer**
estimate age

*Question*
If passive immunity lasts only as long as the proteins that attach to an antigen survive in body fluids, then what lasts only as long as the proteins that attach to an antigen survive in body fluids? Answer choices: - hospitalization - recovery - parasites - solid, liquid, gas - Leptospirosis - Allergies - resistance - passive immunity
**Answer**
passive immunity