Question

Please answers following of these questions and explain the reason

19) If a dangerous virus crosses over from an animal population on another continent, it is no risk to the rest of the world.

a) that is a true statement, and we should rejoice that it will never come here.

b) false, viruses in animals never, ever spread to humans.

c) we are not at risk because our modern medicine will protect us forever

d) you’re kidding, right, Lisa? I mean, look at what is going on! OF COURSE an illness breaking out anywhere is a concern to us all, because no matter where we are in the world, we are part of one human population, and viruses don’t pay attention to borders, and natural selection wants to act on us all, but because we are humans, we don’t want to be selected out!

21) Please complete this statement: Due to meiosis, while all of a person’s chromosomes come from their parents, all of their chromosomes…

a) …are identical to those of their parents

b) …are not identical to those of their parents.

c) ….are more similar to their cousins than their parents

d) …have such great variation that speciation is possible in every generation

22) Charles Darwin is best known for:

a) formulating the concept of Natural Selection in his book “On the Origin of Species”

b) breeding finches to study the patterns of Mendelian inheritance

c) Formulating the concept of competition and lack of resources for populations’ capacity to reproduce

d) noting the movement of the continents and the fact that they were once joined.

23) The male peacock can grow a large tail because:

a) he has healthy genes for growing feathers, and he has access to enough food to be able to grow the feathers

b) he knows that the peahens like large feathered tails, so he works really hard at growing the biggest one

c) of sheer luck based on random events that have nothing to do with inheritance, DNA, or sexual selection.

24) Humans are biocultural creatures, and as such:

a) biology is only part of our parenting, we have a drive to pass on “who we are” through more than just our DNA.

b) adults who are not parents can have much to offer the next generation

c) are the only animals which regularly take care of children not biologically their own for long periods of time.

d) all of these are accurate

25) Europeans and Asians are up to 4% Neanderthal in the DNA, and:

a) other human populations on earth have no other archaic human DNA

b) other human populations on earth have similar percentages of other archaic human DNA

c) Neanderthals never lived in sub-Saharan Africa, so there is no Neanderthal DNA there.

d) both b and c are correct

e) none of the above are supported by Paabo’s research.

Answer 1

19. d)is the right answer

illness breaking out anywhere is a concern to us all, because no matter where we are in the world, we are part of one human population, and viruses don’t pay attention to borders, and natural selection wants to act on us all, but because we are humans, we don’t want to be selected out!

21 b.) is the right answer

are not identical to those of their parents.

23. a.) is the right answer

he has healthy genes for growing feathers, and he has access to enough food to be able to grow the feathers

24. d) all of these are accurate

25. d) both b and c are correct