(Q).
If roots grow in length and width results primarily from activity of the lateral locations, then what grow in length and width results primarily from activity of the lateral locations? Answer choices: - cells - Trees - seeds - trunks - bushes - Roots - burrs - legumes
(A).
Roots

(Q).
If lungs are used for breathing air by animals with four limbs, then lungs are used for breathing air by animals with what? Answer choices: - unidirectional - exoskeleton - contracting - fins - four limbs - gills - kinetic energy - eight eyes
(A).
four limbs

(Q).
If astronauts require energy for extended flights, then what do astronauts require for long flights? Answer choices: - problems - nutrients - glycogen - danger - energy - sugar - hydration - trouble
(A).
energy