Science

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Mutation as a force in genetic diversity serves to Started by WhattoUnderstand	1 Replies 323 Views	Jul 17, 2021 by Chocorrol77
If natural selection is real, why do lethal recessive disorders still exist in populations? Started by JGIBBSON	1 Replies 312 Views	Jul 17, 2021 by jessicaduplan
Godfrey Hardy and Wilhelm Weinberg mathematically proved that as time goes by in a non-evolving population Started by sammy	1 Replies 222 Views	Jul 17, 2021 by Kaytorgator
Genomic studies of Neanderthals, modern humans, and chimpanzees confirms which of the following? Started by jlmhmf	1 Replies 197 Views	Jul 17, 2021 by flexer1n1
Genetic analysis indicates that North America was originally populated by three or four different ... Started by gonzo233	1 Replies 166 Views	Jul 17, 2021 by IRincones
Assume brown eyes is completely dominant to blue eyes and this trait is controlled by a single gene. ... Started by notis	1 Replies 284 Views	Jul 17, 2021 by fwbard
According to Darwin, fitness is a measure of Started by SO00	1 Replies 180 Views	Jul 17, 2021 by strudel15
Why is it that mutation, acting alone, has little effect on evolution? What other factors will ... Started by meagbuch	1 Replies 192 Views	Jul 17, 2021 by whitcassie
To trace the migration of human populations across the globe, geneticists and anthropologists often ... Started by itsmyluck	1 Replies 153 Views	Jul 17, 2021 by kardosa007
Outline the reasons why a dominant mutation will not spread through a population until it is present ... Started by renzo156	1 Replies 126 Views	Jul 17, 2021 by kingdude89
One would think that deleterious genes would be eliminated by natural selection, yet we have two ... Started by big1devin	1 Replies 139 Views	Jul 17, 2021 by Zack0mack0101@yahoo.com
In studying evolutionary relationships using molecular techniques, which is more informative: allele ... Started by go.lag	1 Replies 120 Views	Jul 17, 2021 by duke02
How can genetics be used as a tool to reconstruct the history of the human species? Started by ghost!	1 Replies 138 Views	Jul 17, 2021 by briezy
Describe five things that can cause a change in the allele frequencies in a population. Started by mp14	1 Replies 224 Views	Jul 17, 2021 by coyin
As a measure to remove deleterious genes from the gene pool, it has often been suggested that ... Started by fbq8i	1 Replies 184 Views	Jul 17, 2021 by xMRAZ
Since sons adopted by alcoholic men show a rate of alcoholism more like that of their biological ... Started by fagboi	1 Replies 138 Views	Jul 17, 2021 by tsternbergh47
People carrying less than 35 CAG trinucleotide repeats are more likely to develop Huntington disease. Started by plus1	1 Replies 137 Views	Jul 17, 2021 by macagn
It is difficult to decide whether many behaviors should be considered abnormal behaviors or just variants. Started by charchew	1 Replies 153 Views	Jul 17, 2021 by stano32
Alleles at different loci can interact in a non-additive fashion in some behavioral traits. Started by scienceeasy	1 Replies 142 Views	Jul 17, 2021 by EAN94
A 15 percent concordance rate in MZ twins, with a 8 percent rate in same-sex DZ twins, indicates ... Started by karlynnae	1 Replies 176 Views	Jul 17, 2021 by princessflame2016
The so-called language gene is a transcription factor called _____________. Started by joe	1 Replies 139 Views	Jul 17, 2021 by Kimmy
The lesions in the brains of people with Alzheimer disease are caused by a protein fragment called ... Started by mspears3	1 Replies 136 Views	Jul 17, 2021 by Kedrick2014
The FOXP2 gene that has been associated with a language disorder codes for a ____________________, ... Started by lidoalex	1 Replies 131 Views	Jul 17, 2021 by asdfasdf
MAOA is an enzyme that breaks down ______________. Started by joe	1 Replies 126 Views	Jul 17, 2021 by kusterl
Amyloid plaques are routinely found in many brains but are much more common in the brains of people ... Started by leo leo	1 Replies 127 Views	Jul 17, 2021 by janeli1