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Earth Sciences 15 Online
OpenStudy (anonymous):

Could anyone help me with evolution? Look Below.

OpenStudy (anonymous):

dont believe in it. sorry

OpenStudy (anonymous):

neither do i. I just have it for My school work. And next time please dont answer. Not to be mean or anything. Just it wasnt needed.

OpenStudy (anonymous):

What does the fossil record reveal about new species of organisms? They became larger over time. They changed into warm-blooded organisms. They evolved over time from older species. They developed without any relation to other organisms.

OpenStudy (anonymous):

it was C.

OpenStudy (anonymous):

i guess ill post all my questions here.....See who answers......

OpenStudy (anonymous):

Scientists know that organisms that are more closely related will have DNA sequences more similar to each other than organisms that are distantly related. Which two organisms below would most likely have the fewest similar nucleotide sequences in a given gene? alligator and earthworm scorpion and tarantula orangutan and howler monkey lion and horse

OpenStudy (love_ranaa):

1. They evolved over time from older species. 2. alligator and earthworm

OpenStudy (anonymous):

it was A. Alligator and Earthworm

OpenStudy (anonymous):

In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats. The genetic information of plants differs from the genetic information of bacteria. Your genetic information differs from your father's genetic information, and so on. Which of the following is least likely to be a source of genetic variation among living organisms? meiosis asexual reproduction sexual reproduction mutations

OpenStudy (anonymous):

it was B. asexual organisms.

OpenStudy (love_ranaa):

asexual reproduction

OpenStudy (love_ranaa):

Oh, wait, do you already have the answers ?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

this is SI, and if i have to do a question in a certain amount of time. And so, i have to guess.

OpenStudy (anonymous):

if i dont have the answers soon.

OpenStudy (love_ranaa):

Oh okay.

OpenStudy (anonymous):

Examine the evolutionary diagram below. What does the diagram imply about the peafowl and the chicken? They are unrelated. They share a recent common ancestor. They descended from early mammals. They did not evolve from older forms of life.

OpenStudy (love_ranaa):

They share a recent common ancestor.

OpenStudy (anonymous):

correct. Thanks.

OpenStudy (anonymous):

Directions: Select each correct answer. By comparing fossils in higher sedimentary layers with fossils in lower sedimentary layers, scientists can learn which of the following? which types of organisms were more common during various time periods how species have evolved over time the relative age of different species

OpenStudy (anonymous):

it seems more like your quizing US

OpenStudy (anonymous):

i thought you dont believe in evolution. Thats why you wont help me

OpenStudy (anonymous):

it was A,B, and C. for the question above

OpenStudy (anonymous):

Some species that appear to be very different from other species can actually have similar anatomy. For example, scientists believe that whales evolved from land mammals. One reason for this is the presence of several functionless hind-limb bones still found internally in a number of whale species. What is the term for a reduced, often functionless anatomical structure that serves as evidence of an organism's evolutionary past? homologous structure trace structure vestigial structure absorbed structure

OpenStudy (anonymous):

no. i know very little about it, but i was bored and wanted to look at somthin. saw yours, wanted to help, knew nothing about those, was already typing, so i put that

OpenStudy (love_ranaa):

homologous structure

OpenStudy (anonymous):

Thanks Ranna. And ok troller.

OpenStudy (love_ranaa):

vestigial structure

OpenStudy (anonymous):

it was C. vestigial structure

OpenStudy (anonymous):

my name was supposed to be loller

OpenStudy (anonymous):

Directions: Select each correct answer. Fossils can reveal which of the following about a species or organism? A.the growth stages of the organism's species B. the appearance of the organism and its structures C.how the organism interacted with other organisms D. the microscopic features of the organism

OpenStudy (anonymous):

it was all of them.

OpenStudy (anonymous):

Which type of fossils is found only rarely? complete skeletons bones teeth tracks

OpenStudy (anonymous):

tracks or skeletons?

OpenStudy (anonymous):

it was A. Complete Skeletons.

OpenStudy (anonymous):

Some organisms have favorable traits that are well-suited to the environment at hand. Organisms with this advantage are more likely to thrive, reproduce, and pass their traits to future generations than organisms without favorable traits. This process is known as artificial selection. genetic engineering. selective breeding. natural selection.

OpenStudy (anonymous):

i was right!!!!

OpenStudy (anonymous):

:)

OpenStudy (anonymous):

this is my last one.

OpenStudy (anonymous):

it was Natural Selection

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