Why are some locations with frequent natural hazards more densely populated?

Why do you think the puppy litter was all dark-haired?

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.