Which of the following observations best supports the conclusion that two animal species evolved from a common ancestor in recent geological history? A The species are both herbivores. B The species have similar bone structure. C The species live in the same environment. D The species both obtain oxygen from the air.

Which of the following observations best supports the conclusion that two animal species evolved from a common ancestor in recent geological history? A The species are both herbivores. B The species have similar bone structure. C The species live in the same environment. D The species both obtain oxygen from the air.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter23: Animals I: Major Invertebrate Groups

Section: Chapter Questions

Problem 2SA: A great adaptive radiation of animals that occurred during the _______ gave rise to modern animal...

See similar textbooks

Similar questions

A great adaptive radiation of animals that occurred during the _______ gave rise to modern animal lineages. a. Precambrian c. Cambrian b. Ediacaran d. Jurassic
Fossils that serve as transitional links allow scientists toa. determine how prehistoric animals interacted with each other.b. deduce the order in which various groups of animals arose.c. relate climate change to evolutionary trends.d. determine why evolutionary changes occur.
What evidence is found in the fossil record that shows that early ancestors of humans walked upright and used bipedal locomotion? Select all that apply. a On the bottom of the skull, there is a place where the backbone attaches. b Fossilized bones of the hip and pelvis are shorter in height. c The feet evolved five toes from three toes. d The backbone was attached to the back of the skull.
Which of the following statements is BEST supported by the phylogenetic tree? A The development of a bony skeleton was a significant evolutionary step for ocean-dwelling animals. B Most warm-blooded animals evolved to have hair, while cold-blooded animals did not. C Most land animals require a vertebral column, while ocean animals do not. D The evolution of the amniotic egg was specific to ocean-dwelling animals.
Which of the following is responsible for the early predominant image of Neanderthals as brutish cavemen? a). They had small brain cases with stocky bodies and were always recovered from cave sites b). The fossil evidence reveals that they had little cognitive capacity and had a hunched over posture c). An early fossil find of an Individual suffering from arthritis was assembled and taken as the type specimen foer all Neanderthals, mistakenly giving the idea that Neanderthals were an ape-like, hunched-over species.d). None of the above are true
The australopiths differed from the common chimpanzee in: a the number of different kinds of teeth on each side of each jaw. b the spacing of the orbits (eye-sockets) on the face. c the inability to rotate the arm around the shoulder joint. d the shape of the pelvis. e the lack of an opposable thumb. Which of the following skeletal parts would be most useful for determining whether a 4-million-year-old species was a hominin (vs. an ape)? a the clavicle (collarbone) b the part of the skull that shows the spacing between the orbits c the proximal (shoulder) end of the humerus (upper arm bone) d the distal (knee) end of the femur (thigh bone) e a lower left jaw with two incisors, one canine, two premolars, and three molars By 3 million years ago, the australopithecines were: a extinct in Africa but common in Southeast Asia b common in East and South Africa c adapting to cold glacial climates in…
Whale skeletons contain nonfunctional pelvic bonesa. as a result of convergent evolution.b. due to catastrophism.c. because whales evolved from ancestors that had hind legs.d. because the bones might be needed for a future adaptation.
Why was the Mesozoic era extinction significant to the history of mammals? a. As photosynthesis slowed, meat-eating mammals prevailed. b. Fewer plankton species meant more open ocean ecosystems for large, aquatic mammals. c. Dinosaur extinctions opened up new habitats to mammals. d. Only the smartest primates knew how to survive the extinction.
Which of the following statements regarding the diversification of animals is supported by the current available evidence? a) most animals belong to the clade Bilateria b) sponges are a paraphyletic group of organisms c) ctenophores are basal metazoans d) animals descended from multiple ancestors
A scientist digs in an undisturbed field and finds a leg bone of dinosaur A about 6 meters below the surface. She keeps digging and finds a jawbone of dinosaur B about 15 meters below the surface. Based on this information, which is the most likely conclusion? Dinosaur A lived before dinosaur B. Dinosaur B lived before dinosaur A. Both dinosaurs are from the same geologic period.
In your Introduction to Biological Anthropology class, your instructor asks you to examine a fossil skull and determine which species it is. You note there is a sagittal keel at the top of the skull. Based on this information alone, to which species does the skull belong? A. Australopithecus boisei B. Homo habilis C. Australopithecus garhi D. Homo erectus
What kind of fossils were formed out of dinosaur remains and activities? Why do you say so? (Give three)