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
Salsk061 [2.6K]
4 years ago
6

Based on fossil evidence, eukaryotes evolved about _____ years ago. based on fossil evidence, eukaryotes evolved about _____ yea

rs ago. 500,000 1.5 billion 2.1 billion 3.5 billion
Biology
1 answer:
marshall27 [118]4 years ago
5 0
Fro the answer to the question above,
<span>Based on fossil evidence, eukaryotes evolved about <u>2.1 billion</u> years ago</span>.
<span>Approximately the first single-celled Eukaryotes appeared 2.1billion years</span>.

But the multicellular eukaryotes first appeared at 1.5 billion years ago.
I hope this helps
You might be interested in
The human circulatory system is a double circulatory system.
frozen [14]
Arteries carry blood away from the heart
3 0
3 years ago
Where is the heart situated in the body and vertebrates ?​
Brums [2.3K]

Answer:

The Heart is situated in the Left side of the body

8 0
3 years ago
Read 2 more answers
​which emotion has been particularly implicated in coronary heart disease?
Naily [24]
Hostility is the emotion particularly related to Coronary Heart Disease. Hostility by definition is having stable attitude of harboring ill-feelings and negative perception towards others and even on events. According to some literature, purely speculative in nature since the researchers weren't able to measure them,such predictive effect of hostility towards CHD is brought about by elevation of stress hormones and other factors.
5 0
3 years ago
The Proteins in the cell membrane
Shkiper50 [21]
C. Channel proteins bind to molecules too large to diffuse into or out of the cell, and allow them to pass.
7 0
3 years ago
Kinetic energy in a substance is defined as
kifflom [539]

Answer:

kinetic energy is a energy of motion. At a given temperature, individual particles of a substance have a range of kinetic energies. The motion of particles theoretically ceases at absolute zero.

8 0
3 years ago
Other questions:
  • Human embryos have a developmental stage during which they have a tail and pharyngeal pouches (those pouches develop into gills
    11·1 answer
  • Living microorganisms found in soils and waters are generally capable of growth on common laboratory media. select one:
    6·1 answer
  • Six-year-old Demetri and 4-year-old Lucien's mother gave each boy a glass of juice with their lunch, but Demetri asked her to sw
    13·1 answer
  • Select all that apply. Gymnosperms _____. reproduce by pollination have cones are vascular develop fruit have spores
    13·2 answers
  • Explain why the chromosomes in the haploid cells that are produced by meiosis I look different than those produced by meiosis II
    10·2 answers
  • What is a specialized species
    8·1 answer
  • Which features of the sun are typical of stars
    10·2 answers
  • Amino acids are (relatively) small molecules with a similar chemical structure. All of them have 2 carbon atoms connected to a n
    7·2 answers
  • Which choice has prokaryotic cells?
    12·1 answer
  • Individual organisms of the same species are not identical. They have different genes and grow up in different environments. Wha
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!