Q: If mutations may change the structure of the building blocks of DNA, then mutations may change the structure of the what of DNA? Answer choices: - personalities - mutations - solid, liquid, gas - building blocks - gastropod shells - Veins and arteries. - hosts - an organism's body
A: building blocks

Q: If lobsters have a life cycle with sexual reproduction, then what have a life cycle with sexual reproduction? Answer choices: - insects - graptolites - minerals - bacteria - barnacles - lobsters - animals - fungus
A: lobsters

Q: If fiber follicles protect mammal skin, then what protects a mammal's skin? Answer choices: - Fiber follicles - Exfoliation - resistance - layers of fat - evaporation - a cuticle - sensory neurons - fur and fat
A: Fiber follicles

Q: If chitin can be used for protection by fish, then chitin can be used for protection by whom? Answer choices: - Fungi - People - Man - Fish - trees - Dogs - animal - Birds
A: Fish