Cold fronts cause thunderstorms as they pass by, and after the cold front passes, be prepared for clear, cold days ahead. Given these facts, be prepared for clear, cold days after what among the following options: - global warming - spring - droughts - heat waves - thunderstorms - Dehydration - Greenhouse gases - Animal survival
thunderstorms

Hormones are chemical messengers that control many body functions, and steroid hormones are the longest acting hormones. Given these facts, what are chemical messengers that control many body functions among the following options: - deltas - bioaerosols - acetic acid - sweating - veins - human - oxygen - steroids
steroids

Q: Echinoderms have a unique water vascular system with tube feet, and echinoderms have a hydraulic system of locomotion called the water vascular system. Given these facts, how do echinoderms use their feet to locomote themselves among the following options: - one at a time - to move people - running and lifting - protein channels - a hydraulic system - it needs them - undulations - It helps them survive
A: a hydraulic system

Question: Thirst is used to make an animal realize that it needs to replenish its bodily water by the body, and an example is H2O which shows water is made of two atoms of hydrogen stuck to one atom of oxygen. Given these facts, thirst shows an animal that it needs what among the following options: - CO2 - H2O - He - food - feed - urea - O2 - H20
Answer: H2O

*Question*
Viruses cannot reproduce by themselves, and influenza Virus Influenza viruses make up the family Orthomyxoviridae. Given these facts, what cannot reproduce by themselves among the following options: - fungi - insects - influenza - Leptospirosis - bacteria - ferns - mammals - acetic acid
**Answer**
influenza

(Question)
An electrical insulator slows the transfer of electricity, and plastic is an insulator of electricity. Given these facts, which material slows the transfer of electricity among the following options: - Cotton - Water - Smoking - heat - the skin - Steel - cigarettes - Plastic
(Answer)
Plastic