Methane gas is burned to provide heat. the chemical reaction for this process is shown in the equation below. ch4 + 2o2 co2 + 2h2o + energy what are the products in this chemical reaction? a. o2 + co2 + energy b. co2 + ch4 c. co2 + 2h2o + energy d. ch4 + 2o2

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence