D. Traits must be inherited from one generation to the next. font-size: 20px; while webbed feet were evolving in ancestral ducks quizlet. D. .main-navigation { The experiment is well designed, but the results are inconclusive about the hypothesis. The bones of the upper body suggest that Gansus was able to take off from the water, much like today's ducks. A heterozygous purple-flowered plant is crossed with a heterozygous purple-flowered plant. 603. zk Free plan Basic: $11.99 per month Premium: $21.99 per month color: #f5853b; Biologists believe that ducks evolved from land birds that did not have webbed feet. } a. b) While ducks were evolving webbed feet: With each generation, most ducks had about the same amount of webbing on their feet as their parents. It looked like a duck. /*Archives*/ While webbed feet were evolving in ancestral ducks: (a) With each . Old World monkeys b. Webbed feet evolved convergently in most groups of aquatic tetrapods. A. BeLogistics | Best WordPress theme for logicstick companies. Fly species 2: red eyes, lots of leg bristles, striped wings The marine mammals have been selected by evolution to move efficiently in the water, just as the fish have been. The ability to be able to move both on land and water is one of them for all expect the Sea Otter. Most ducks had more webbing on their feet than their parents. A few mosquitoes in the population were resistant to DDT before it was ever used. 36 000 years ago . @media screen and (max-width: 480px) { .so-mobilenav-mobile + * { display: block; } .so-mobilenav-standard + * { display: none; } .site-navigation #search-icon { display: none; } } text-decoration: none; Branch Hier sollte eine Beschreibung angezeigt werden, diese Seite lsst dies jedoch nicht zu. while webbed feet were evolving in ancestral ducks chegg. Many generations later, almost all ducks had more webbing on their feet. The figure (above) illustrates how two genes, Mclr and Agouti, influence coat color in field mice. margin: 0; Could individuals of a species look different today than individuals of the same species did many generations ago? Which one of the following is not a Hardy-Weinberg condition? [CDATA[ */ While webbed feet were evolving in ancestral ducks, with each generation: . Numerous species in the same region must have recently become extinct. Your email address will not be published. The hypothesis that longer horns offer greater protection against predation is NOT supported. D. 2. It is likely that ducks developed webbed feet because ducks need webbed feet for e cient swimming. This attempt to explain the development of webbed feet in ducks most nearly matches the theory of evolution proposed by A. Jean Lamarck B. Charles Darwin C. Gregor Mendel D. Francis Crick 3. Which is correct? Most ducks had more webbing on their feet than their parents. Assume all other Hardy-Weinberg assumptions hold, and that there are only two alleles. This adaptation is primarily found in semiaquatic species, and has convergently evolved many times across vertebrate taxa. The amount of webbing on a duck's feet is a heritable trait. !function(e,a,t){var n,r,o,i=a.createElement("canvas"),p=i.getContext&&i.getContext("2d");function s(e,t){var a=String.fromCharCode;p.clearRect(0,0,i.width,i.height),p.fillText(a.apply(this,e),0,0);e=i.toDataURL();return p.clearRect(0,0,i.width,i.height),p.fillText(a.apply(this,t),0,0),e===i.toDataURL()}function c(e){var t=a.createElement("script");t.src=e,t.defer=t.type="text/javascript",a.getElementsByTagName("head")[0].appendChild(t)}for(o=Array("flag","emoji"),t.supports={everything:!0,everythingExceptFlag:!0},r=0;r
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