1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
My name is Ann [436]
3 years ago
10

A geologic time scale analogy

Biology
1 answer:
jenyasd209 [6]3 years ago
3 0
To Show order of events and time periods in geological time and Order of events and ages
You might be interested in
List four major issues affecting today’s environment.
Snowcat [4.5K]

Answer:

Deforestation

Human Overpopulation

overfishing

Ozone depletion

Explanation:

6 0
2 years ago
Placental 11β-hydroxysteroid dehydrogenase type 2 expression: correlations with birth weight and placental metal concentrations
Dafna11 [192]
The weight would be312
5 0
2 years ago
List and describe one example of a useful application of cloning.
mojhsa [17]
Reproductive Cloning. Deliberate production of genetically identical individuals 
6 0
3 years ago
Please answer ASAP!
alukav5142 [94]

Part A:

<span>If early conditions of primeval earth had ammonia, methane, hydrogen in its atmosphere, then it is possible that amino acids such as glycine, α-alanine, and β-alanine may have been spontaneously formed from chemical reactions spurred by energy from lightning.</span>

<span>Their hypothesis was that the early conditions of primeval earth favored the spontaneous formation of organic molecules, from inorganic precursors, that may have been the origin of life. This theory is called abiogenesis. </span>

 

Part B:

<span>Miller Urey put methane, ammonia, hydrogen gases in a glass flask and a pool of water at the bottom of the glass flask. The flask was heated moderately to simulate the hot conditions then. Sparks were also occasionally induced in the flask to mimic lighting. The flask was then cooled slowly to simulate cooling of earth over time.After one day, they found the presence of some amino acids (glycine, α-alanine and β-alanine) was discovered in the water in the flask</span>




5 0
3 years ago
How does kidney failure prevent the excretory system from operating?
irakobra [83]
Blood is not properly filtered, leaving waste on the blood.
3 0
3 years ago
Read 2 more answers
Other questions:
  • Is added to refined grain products as part of the enrichment process.
    13·1 answer
  • A researcher is observing the separation of sister chromatids during the process of mitosis in mouse fibroblast cells. If the re
    7·1 answer
  • Which type of rna brings the information in the genetic code from the nucleus to other parts of the cell (like the ribosome)?
    15·1 answer
  • David and his lab partner are dissecting an earthworm during biology lab. They are cutting the earthworm with a scalpel in order
    8·2 answers
  • Explica las diferencias mas significativas entre las células animal y vegetal.
    6·1 answer
  • Which diagram represents the type of asexual reproduction known as regeneration?
    9·2 answers
  • A) How long will it take for 40.0 grams of Radium-226 (Ra-226) to decay to leave a total of 2.5 grams of Ra-226? Ra-226 has a ha
    7·2 answers
  • Origin of different cereal crops and poles and different types of Agricultural seasons​
    14·1 answer
  • What is the job of tRNA
    9·1 answer
  • HELP PLS ASAP!! I need this in an hour and 30 mins!<br>Ps. Have a lovely day
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!