WHAT IS LIFE? ACHIEVE 1 TERM ACCESS CODE
5th Edition
ISBN: 9781319516116
Author: PHELAN
Publisher: MAC HIGHER
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 18, Problem 4MC
Summary Introduction
Introduction:
Biologists have been unable to narrow down the number of species on earth, accurately.
Expert Solution & Answer
![Check Mark](/static/check-mark.png)
Want to see the full answer?
Check out a sample textbook solution![Blurred answer](/static/blurred-answer.jpg)
Students have asked these similar questions
What is a model organism?
A. used by science to be an example for how other
organisms would respond to different situations
B. the common ancestor of a species
C. a species in each phylum that has all the basic features
of that phylum
-022 International Academy of Science. All Rights Reserved.
Y
G
86°F Mostly sunr
Since 1735, the Linnaean classification system has been the basic system for all taxonomy in biology. Which statement best explains the reason for changing how organisms are classified today?
A. Organisms are evolving at a faster rate than in the past
B. More diverse and complex organisms are being discovered
C.  There are more organisms today than there were in the past
D. New information about the genetics of species is being discovered
People studying fossils have to employ which of the following species concepts?
a.
The Morphospecies Concept
b.
The Biological Species Concept
c.
The Phylogenetic Species Concept
d.
The Physical Species Concept
Chapter 18 Solutions
WHAT IS LIFE? ACHIEVE 1 TERM ACCESS CODE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following illustrates the correct way to presentthe scientific name of humans?a. Homo Sapiens c. homo sapiensb. Homo sapiens d. Homo sapiensarrow_forwardAccording to "The Complex Evolution of Homo sapiens”, what two major things (or pieces of evidence) confirm that our species evolved in Africa? A.History Textbooks B.Genetics C.Fossil Record D.B and C Only E.A, B and Carrow_forwardIn the evolutionary tree below, which of the five nodes corresponds to the most recent common ancestor of sea stars and yeast? A. node A B. node B C. node C D. node D E. node E I need help please!!!!arrow_forward
- 1. Which describes the modern classification system?a. based on evolutionary relationshipsb. called Linnean classificationc. based on similar appearancesd. called Darwinian classification2. If two organisms are in the same clade, what can you predict about theirrelationship?a. They are not closely related.b. They share a common ancestor.c. They compete for resources.d. One organism evolved into the other organism. 3.Which best describes traditional classification?a. It is based on shared characteristics.b. It is based on evolutionary relationships.c. It is called phylogenetic classification.d. It is called cladisticsarrow_forwardAn octopus and an owl both have large eyes with similar structures. If their most recent common ancestor lacked eyes what is the reason for the similarity? Group of answer choices a. genetic drift b. convergent evolution c. mutation d. homology e. gene flowarrow_forwardWhich of the following statements about the fossil record is true? a. The fossil record is a complete accounting of life on earth b. The fossil record is unbiased in the fossils that are found c. The fossil record is evenly sampled across all of life's history on earth d. There are certain biases in the fossil recordarrow_forward
- Species can vary in several ways. Which of the following is one of Darwin’s ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time? A. Species that live in seawater can also live on mountains. B. Species have specific adaptations to their local environment. C. Species vary around the world. D. Species change over long periods of time.arrow_forwardWhich of the following is a characteristic of species found on oceanic islands? Group of answer choices A. they are often found nowhere else but are close relatives of species on continents B. they are widespread species found over most of the earth C.they are very large and not able to swim D. they are completely unique and not closely related to other species elsewherearrow_forwardWhat does the circled part of the phylogenetic tree below indicate? Select one: A. An adaptive radiation B. A mass extinction event C. Rapid speciation D. A and/or C E. all of the abovearrow_forward
- Which of the following assumptions is not part ofcladistics?a. A lineage’s characters change over time.b. All species share common ancestry.c. Each lineage branches from another lineage.d. Similar body parts are evidence of a recentdivergencearrow_forwardWhat is not always true of a valid binomial species name like Homo sapiens? A. It includes the genus name B. It is the first published name applied to the biological species C. It is defined by autapomorphic character states D. Technically, it consists of a noun and an adjective asaparrow_forwardWhy are alternative scientific theories to evolution not taught in public school? a. more theories would confuse students b. there are no viable scientific alternatives c. it is against the law d. alternative scientific theories are suppressed by the science establishmentarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
![Text book image](https://www.bartleby.com/isbn_cover_images/9781305967359/9781305967359_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781938168116/9781938168116_smallCoverImage.gif)
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
From Sea to Changing Sea | Early Life in the Oceans || Radcliffe Institute; Author: Harvard University;https://www.youtube.com/watch?v=Ac0TmDf5Feo;License: Standard youtube license