Search found 4 matches

by Youngji
Sun Feb 01, 2015 1:14 pm
Forum: Genetics
Topic: need help with some home work
Replies: 2
Views: 9067

Re: need help with some home work

I agree with Athira here. Your first two answers are wrong. You can visualize a cross. aa x aa will never give Aa genotype for a baby. AA X AA will never give a Aa baby. oN THE FACE of it, if you have a parent Aa cross with AA, you should get a baby with either AA or Aa right? However, it is possibl...
by Youngji
Sun Feb 01, 2015 12:36 pm
Forum: Evolution
Topic: Locomotory Evolution
Replies: 1
Views: 8396

There are advantages to both types of body symmetry. a bilaterian fish enjoys much faster, unidirectional movement compared to a jellyfish. This could be advantages if the bilaterian is a predator or a prey for example. in the cambrain explosion it is believed that predator-prey coevolution drove mu...
by Youngji
Sun Jan 11, 2015 11:55 am
Forum: Evolution
Topic: The evolution of facilitation and semelparity
Replies: 3
Views: 9965

Re: The evolution of facilitation and semelparity

You meant r selected. This given semelparous species we shall call A. Now A, being an annual species, has a very short life history. Its entire life cycle will be completed in a year or less, and thus we might presume that during this time, it has to go about its business of development, maturation ...
by Youngji
Sun Jan 11, 2015 11:30 am
Forum: Ecology
Topic: Please read! About life history strategies!
Replies: 3
Views: 13897

Re: Please read! About life history strategies!

I agree with basic biology here. R selection will result in the best overall fitness for such a species. There are a number of clues in the question that help elucidate the ecology of this given species we shall call A. Now A, being an annual species, has a very short life history. Its entire life c...