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
OLga [1]
3 years ago
10

Why copes ideas about the evolution of tetrapods were considered a hypothesis and not a theory

Biology
1 answer:
Butoxors [25]3 years ago
8 0

Cope's Rule postulates that animal groups tend to evolve through time towards larger body size. Even though larger body size is often advantageous trait it isn’t always that way (larger organisms require greater amount of food, and can have problems when food is sparse).  

But this postulate isn’t theory, because body size increase through time, but the mean body size often doesn’t.


You might be interested in
The life activity that gets rid of waste is called
ArbitrLikvidat [17]

Answer:

CORRECTION C.) EXCRETION

////B.) Digestion is the correct answer

6 0
3 years ago
Read 2 more answers
Which DNA fingering technique examines the length variation of DNA repeat sequences in human DNA?
DiKsa [7]

Answer: The question is incorrect, below is the correct question

Which DNA FINGERPRINTING technique examines the length variation of DNA repeat sequences in human DNA?

The correct answer to the question is option D

mtDNA (mitochondrial DNA) analysis

Explanation: DNA fingerprinting technique is a laboratory technique used by geneticists.it entails placing of DNA samples into wells,these wells are then placed in a slab of gels and thereafter passing a current through the gel.This is done to ascertain the uniqueness of a DNA pattern and thus be able to differentiate people of same species.

There are several methods of DNA fingerprinting as outlined in the options given with the question.

In mtDNA (mitochondrial DNA) analysis,The Genetic samples are extracted from the biological materials, these samples extracted are total genomic DNA like hair,tooth or samples of blood, Several copies of these genomic DNA are then produced using a polymerase chain reaction and flanking primers inorder to examines the length variation of DNA repeat sequences in human DNA.

5 0
3 years ago
Where do the Apple tree and grass get their energy from?
saul85 [17]
Apple trees and grass get their energy from the sun
8 0
3 years ago
Read 2 more answers
Help please!<br> This Is about the human body!
nasty-shy [4]

Answer:water and  oxygen

Explanation:

4 0
3 years ago
Please help!
Nikitich [7]

Answer:

Chlorine has 7  valence electrons in its outer shell and needs 1 more electron to get a complete octet. Chlorine will not donate any electrons but will take 1 electron.

Explanation:

5 0
3 years ago
Other questions:
  • A very active person uses a large amount of energy and therefore has a high
    10·2 answers
  • Which property<br>(a) determines the suitability of aluminium for making aircraft body?​
    8·1 answer
  • What types of cells does meiosis produce?
    7·2 answers
  • How does the water inside plants return to the atmosphere?
    5·2 answers
  • Dr. Smith reads two research papers that present different conclusions about the same question. He knows the researcher who wrot
    10·2 answers
  • What is the frontal lobe in your brain used for?
    12·2 answers
  • What organisms can get up to 10 centermeters in size
    5·1 answer
  • The digestive system's main function is to
    5·1 answer
  • When plants that are heterozygous for round seeds are crossed, what is the probability that the offspring will have wrinkled
    8·2 answers
  • A negative tropism is when a plant grows towardaway from a stimulus.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!