Which analogy best describes theories? O Theories are like rocks because they can change but not easilly.
O Theories are like tides because they frequently go back and forth.
O Theories are like time because they are eternal and never change.
O Theories are like clay because they can be molded to fit changing opinions.

cats appear to have glowing cat eyes because the back of their eyeballs includes a special reflective surface called the tapetum lucidum. this lets them see better during the night, giving them a much better vision.

explanation:

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem