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

Author Question: An important evolutionary step for reptiles was ________. (Read 66 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
Gracias!

dreamfighter72

  • Member
  • Posts: 355
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

The work of Charles Darwin forms the foundation for modern evolutionary theory. The work of Charles Darwin forms the foundation for modern evolutionary theory.
Evolutionary tree based on comparisons of cytochrome c DNA Evolutionary tree based on comparisons of cytochrome c DNA
Increasing access to care for teen mothers is important because they have a higher rate of pregnancy ... Increasing access to care for teen mothers is important because they have a higher rate of pregnancy ...
It is important for new employees to know the location of all fire extinguishers. (C) Sweep the area ... It is important for new employees to know the location of all fire extinguishers. (C) Sweep the area ...
Washing hands and removing jewelry are two important safety habits all service technicians ... Washing hands and removing jewelry are two important safety habits all service technicians ...
Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ... Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ...
Video: Kinetic parameters & Kinetic experiment

For a complete list of videos, visit our video library