If frogs are amphibians, then what group of animals do frogs belong to? Answer choices: - four limbs - animals - fish - warm-blooded - reptiles - Amphibians - more abundant - mammals
Amphibians

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
passive immunity

If nutrients is passed up a food chain or web from lower to higher trophic levels, then _are passed from lower to higher trophic levels? Answer choices: - fossil fuels - rays or beams - nutrients - environment - animals - heat produced - Most plants - Light
nutrients

If chromosomes contain genes, which code for body tissue, then chromosomes contain genes, which code for? Answer choices: - Most plants - Plants growth - body tissue - Animal survival - animals - Chemical energy - peachleaf willow - A Greek letter
body tissue