Answer Prime

a. a new mutation allowed moths to survive c. the phenotype frequency changed Originally, the vast majority of peppered moths had light colouration, which effectively camouflaged them against the light-coloured trees and lichens upon which they rested. However, due to widespread pollution during the Industrial Revolution in England, many of the lichens died out, and […]

What is the smallest number of whole logs (ρ = 745 kg/m3, radius = 0.0875 m, length = 3.24 m) that can be used to build a raft that will carry four people, each of whom has a mass of 72.5 kg? weight of four people = 72.5 * 9.81 * 4 = 2844.9N weight

we need to move our portable basketball goal. we filled the base with sand so it is impossible to move it because it is way too heavy. any suggestions on removing the sand so you can relocate it? Try a shop vac. Be sure to empty it often. This will only work on dry sand

Nunca había oído hablar de ese lugar , y en el show de Alexis Valdes , hay una humorista llamada Magdalena de Bollo Manso y pensé que era humor…. Jajajajaja, Beto, sabia que alguien iba a hacer la pregunta acá en el foro, igualmente ví el programa (que dicho sea de paso, me he reido

The venom of biting ants contain formic acid, HCOOH (Ka = 1.80 * 10 ^-4) at 25 C. What is the pH of a 0.065 M solution of formic acid? let the ionization equation be HA ↔ H+ + A- then Ka = [H+] [A-] / [HA] let [H+] = X, then [A-] = X

This font was identified as Crillee Bold Italic LET (Letraset) last year on the “What the Font” forums on the website “My Fonts”. Although the case is still marked as unsolved, I really think this is the font that was used (albeit slightly modified by changing the square dot over the “i” to a triangular

I have some cough drops that expired in 7/2008 and others that dont have an expiration date but I got them in 2/2007, is it ok to have these, I dont have any other ones in the house and my throat is hurting it might not be as effective. I’ve already taken stuff that was

George Carlin Painting It has nothing to do with painting. It is a metaphor. The second coat of paint simply follows along, and does exactly the same thing the first coat does, without anything new. It is like a person that simply agrees with someone else, without thinking for themselves. George Carlin is a genius.

People Reviews my grandpa always uses it and i know it basically means holy crap but who the hell thought of that one? lmao This was all I could find. Jeepers- interjection Used to express surprise or annoyance — like “Jeez!” or “Sheesh!” Editor’s Note: this word was submitted to the Nonsensicon (originally as “Jeepers