Competing theories on the origin of life on earth

Assignment Help Other Subject

Reference no: EM13802910

Your response should be a minimum of one (1) single-spaced page to a maximum of two (2) pages in length. On page 410 of your textbook (concepts in biology 12th edition), there is a summary statement concerning what scientists believe about the origin of life on Earth. Summarize the three (3) current competing theories of the origin of life on Earth: It arrived from an extraterrestrial source; it originated as a heterotroph; it originated as an autotroph.

The summary from the book says, "Thus, currently there are three competing theories on the origin of life on earth:

1. Life arrived here from an extraterrestrial source.

2. Life originated on earth as heterotroph.

3. Life originated on earth as an autotroph.

Reference no: EM13802910

Questions Cloud

Which of the following will reduce the firm''s financing requ : Which of the following will reduce the firm's financing requirements?

Identify the component parts of the argument : Identify the component parts of the argument, premises and conclusion, for the passages. Where applicable, highlight key words or phrases that identify a claim as a premise or a conclusion.

What is the cost of the trade credit you have used for the : Suppose your firm buys $1,000 worth of supplies on credit with terms 3/15 n60. If you pay the bill on the 50th day after the purchase, what is the cost of the trade credit you have used for the 35-day period after the discount period ended?

Identify environmentally impacts of industrial revolution : Identify three of the most environmentally negative impacts of the Industrial Revolution and justify your choices. For example, the invention of the automobile revolutionized travel in a positive manner.

Competing theories on the origin of life on earth : The summary from the book says, "Thus, currently there are three competing theories on the origin of life on earth: Life arrived here from an extraterrestrial source.

What the challenges posed by strategic information systems : What are the challenges posed by strategic information systems and how should they be addressed? How do the value chain and value web models help businesses identify opportunities for strategic information system applications

Compute the discounted payback period for a project with the : Compute the discounted payback period for a project with the following cash flows, if the company's discount rate is 0.0950, compounded annually. The firm has a 3-year discounted payback requirement. The initial outlay is $45,000.

Discuss performance benefits relative to network design : Discuss performance benefits relative to network design, system placement, and configuration. Describe a situation in which you had to modify the logical design of your environment to improve the performance

Estimate the total power detected by the detector : Estimate the total power detected by the detector - what is the collected power if the lens is removed and the detector is placed directly in the receiver plane?

User Account

All Pages