Questions tagged [natural-selection]

A mechanism of evolution that leads to non-random spread of genes due to the effect that genes have on reproductive success.

Filter by
Sorted by
Tagged with
-1
votes
1answer
49 views

Background selection and hitchhiking effect

As I read the maintenance or removal of an allele from a population is dependent upon the alleles in its linkage group; so, when an advantageous mutation occurs in the population, variation in nearby ...
-1
votes
1answer
132 views

Will moths evolve to become blue if we paint walls in blue?

I know dark moths are more frequent than white moths when the environment is full of dirty (dark) walls/trees; it is a consequence of natural selection. Will moths evolve to become blue if walls/trees ...
-1
votes
1answer
46 views

Visualizing selection's effect on a population with a fitness landscape in R

I'm trying to write a script to demonstrate the effect of selection in a population. The problem that I have is that it is not realistic in the sense that not only the mean would change for ...
-1
votes
1answer
20 views

When telomere length is measured, is the method performed on a collection of cells yielding an average?

What are the methods used in measuring telomeres in human or animal subjects? Can it be done on an individual cell? Has the following concern been raised and addressed before: What if there exists a ...
-1
votes
2answers
145 views

How did humans know the process of domesticating animals?

If people in ancient times had no scientific knowledge about natural selection and Darwinism, how were they knowledgeable about animal domestication and artificial selection? What tools and ...
-1
votes
1answer
48 views

Can Females Songbirds Have Male Plumage?

Male birds are colorful for courtship displays, females are dull for camouflage. But, is written in a website somewhere that sometimes, when females birds are sterile, they grow male plumage due to ...
-2
votes
4answers
764 views

Does evolution take place universally?

Why does evolution (namely the evolution of primates into humans) take place both uniformly and universally on the earth? Why aren't there any creatures who have not taken the same evolutionary steps ...
-2
votes
1answer
36 views

Ways creatures evolove [closed]

I can't find the right answers to my questions online . are there other ways creatures evolove apart form nsatural selection? Thank you
-2
votes
2answers
109 views

What is the relationship between r/K strategy and filial infanticides?

In other words, is the frequency of killing one's own offspring among species dependent on their location on the r/K strategy spectrum?
-3
votes
2answers
378 views

Is natural selection a force?

I often hear that natural selection, or simply, selection is a "force". e.g.: the forces of directional selection on correlated life history characters, and an adaptive topography ...
-4
votes
2answers
94 views

Killing more attractive mates -- intersexual selection strategy? [closed]

Is this the affinity or core part of intersexual selection (males fighting for access to females)? If females are bound to flock to objectively more attractive man 'A' in the majority of cases, would ...
-4
votes
1answer
122 views

Is social anxiety a part of human gene pool and caused by natural selection?

I'm reading a book called 'Why Buddhism Is True' and I'm not sure I understand author's point regarding social anxiety and natural selection: Our ancestral environment didn’t feature cocktail parties,...
-5
votes
2answers
604 views

Is love biologically useful? [closed]

I thought about this statement a while ago: Natural selection sucks, it says those who love too much (or too many) will die the easiest and fastest. Sad but true. Only family (biologically of ...
-5
votes
2answers
168 views

Evolution of recurrent laryngeal nerve in a giraffe [closed]

Do natural selection and survival of the fittest explain the divergent length of the recurrent laryngeal nerve...centimeters in the human, 15 feet in the giraffe?
-8
votes
1answer
277 views

Tumor-suppression, cell differentiation, and apoptosis: How do macroevolutionists justify dismissing such strong evidence for intelligent design? [closed]

Consider the 20 kilobase TP53 gene named for its massive initially-believed 53 kilodalton protein product (later found to be 43 kilodaltons - see https://en.wikipedia.org/wiki/TP53). Something that ...

1 2 3 4 5
6