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
Alla [95]
3 years ago
8

How do we know what happened on Earth before humans were around?

Biology
2 answers:
vredina [299]3 years ago
7 0
God told a human that told us all
Lubov Fominskaja [6]3 years ago
3 0
I guess it depends on what you personally believe happened. No one knows for sure as of today. 
You might be interested in
Which statement describes a process that takes place in meiosis but not mitosis?
deff fn [24]
D. homologous chromosomes pair up
6 0
3 years ago
Read 2 more answers
Part A: Design a food chain with four trophic levels, and identify the organism in each level. What happens to energy as it trav
Finger [1]

Answer:

At the bottom you have the producers aka auto trophic livings (which use inorganic compounds to grow, produce energy, matter and so on..). These organisms would be plants, Cyrano bacteria, over all any organisms that do photosynthesis.

5 0
3 years ago
What is multicellular organismss
mihalych1998 [28]

Answer:

Multicellular organisms can be described as an organism which is made up of multiple cells. A unicellular organism is made up of only a single cell. Multicellular organisms are complex organisms as they are made up of more than one cell. Unicellular organisms are simple organisms as they constitute of only a single cell.

Examples of a multicellular organism include humans, elephants, bats, rats, cats etc.

Example of a unicellular organism is bacteria.

6 0
3 years ago
Read 2 more answers
Which criteria would Diabetes fall in?
igomit [66]

Answer:

I think it 2

Explanation:

bsmfoskrmxjsn nadmzmsl.xn see cmz.dnc se

5 0
3 years ago
Difference between eukaryotic and prokaryotic cells​
Elanso [62]
Eukaryotic cells are cells that have a nucleus, while prokaryotic cells do not.
7 0
2 years ago
Other questions:
  • A woman's ovary is _____ times the size of a single sperm.
    9·1 answer
  • The epimysium surrounds the individual muscle cells. <br> a. True <br> b. False
    9·1 answer
  • Vitamins taken in megadoses can be harmful because they
    10·2 answers
  • Helper t cells and regulatory t cells ________.
    15·1 answer
  • What aspect of dna structure makes it possible for the proteins of nucleotide excision repair to recognize many different types
    12·1 answer
  • Photosynthesis iPhotosynthesis is an example of
    12·1 answer
  • Which phyla have well developed nervous system
    5·1 answer
  • The organic compounds that have many structural purposes and are used
    8·1 answer
  • In which process does DNA condense into chromosomes?<br> A. Meiosis<br><br> B. Mitosis
    11·1 answer
  • 2. Which of the following cloud types would most likely produce precipitation?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!