Decrease as the more frogs there are the more flies will be eaten so that means the flies will decrease.Also if the flie population gets low enough the frog population would shrink too to balance it.
Two of the above are true
A parked car with its windows closed in the sunlight would be similar to"
<span>The greenhouse effect </span>
<span>.. also "the ozone layer", since glass blocks UV too... </span>
The bottom of the boat or the part that comes into contact with the water
The role of 3tc in inhibiting hiv reproduction is to interfere with enzyme trancriptase since it has a similar shape to the c nucleotide of DNA.Reverse trancriptase pick up 3tc molecule which led to termination of DNa further thus block reproduction of HIV.