This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An important evolutionary step for reptiles was ________. (Read 64 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
on: Feb 28, 2020

Question 1

A major obstacle the first land plants had to overcome was ________.
◦ their lack of mobility because they needed water access
◦ eliminating waste materials in the atmosphere
◦ staying upright despite gravity and wind on land
◦ the large number of plant eating organisms on land
◦ finding food on land where there were no organic compounds

Question 2

An important evolutionary step for reptiles was ________.
◦ the formation of a true spine
◦ the development of shell-covered eggs
◦ the growth of scales from armor plating
◦ lungs that could hold air
Earth Science ¦ Tarbuck, Lutgens, Tasa ¦ 15th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jhjkgdfhk on Feb 28, 2020

Mollythedog

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Feb 28, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


jhjkgdfhk

  • Member
  • Posts: 569
Reply 2 on: Feb 28, 2020
Wow, this really help

sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Evolutionary adaptation to a new environment via natural selection. Evolutionary adaptation to a new environment via natural selection.
Approach used to determine the evolutionary relationships among many animal species using molecular Approach used to determine the evolutionary relationships among many animal species using molecular
Evolutionary tree for the primates. Evolutionary tree for the primates.
ABO Blood Reactions Are Important in Transfusions ABO Blood Reactions Are Important in Transfusions
The continents were not always in their present positions. The position of the continents is importa The continents were not always in their present positions. The position of the continents is importa
Using alert labels enables the medical staff to quickly identify important information such as ... Using alert labels enables the medical staff to quickly identify important information such as ...
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library