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
Nikitich [7]
2 years ago
10

Do all animals share a common ancestor?

Biology
1 answer:
Nastasia [14]2 years ago
6 0

Answer:

The most recent common ancestor of all currently living organisms is the last universal ancestor, which lived about 3.9 billion years ago. ... 6,331 groups of genes common to all living animals have been identified; these may have arisen from a single common ancestor that lived 650 million years ago in the Precambrian.

You might be interested in
the molecules shown in this image are able to cross membrane through facilitated diffusion. how will they be transported?
Ira Lisetskai [31]

Answer:, facilitated diffusion differs from passive diffusion in that the transported molecules do not dissolve in the phospholipid bilayer. Instead, their passage is mediated by proteins that enable the transported molecules to cross the membrane without directly interacting with its hydrophobic interior.

Explanation:

7 0
3 years ago
Read 2 more answers
Compare how solar energy is absorbed and emitted by Earth's surface
bekas [8.4K]
About 23 percent of incoming solar energy is absorbed in the atmosphere by water vapor, dust, and ozone, and 48 percent passes through the atmosphere and is absorbed by the surface. Thus, about 71 percent of the total incoming solar energy is absorbed by the Earth system.
8 0
3 years ago
If you were to expose glucose to oxygen on your lab bench, why would you not expect to see it burn?
Dmitrij [34]

Energy is required for the sugar and oxygen to reach their transition state.

5 0
2 years ago
Read 2 more answers
Why is it important to look at birth and death rates while considering population size
hoa [83]
It is important to look at birth and death rates while considering population size because they determine the population size
4 0
3 years ago
Read 2 more answers
Jordan pushes a box to the right with 30 Newtons of force while Kayla pushes the box to the left with 50 Newtons of force. What
cluponka [151]

Answer:

20 newtons

Explanation:

You have to subtract the smaller force from the larger since the forces are being pushed in opposite directions.

5 0
2 years ago
Other questions:
  • The Bible gives us no information about science...
    8·1 answer
  • What is the definition of isotope
    10·1 answer
  • True or false? the spectrum of health care delivery refers to the various types of care.
    6·1 answer
  • Where does each chromosome in a pair of homologous chromosomes come from?
    12·1 answer
  • The chance that a certain event will occur is known as its _____. percentage ratio probability possibility
    12·2 answers
  • It is biology ?!!iiii
    14·1 answer
  • What is the type of allele that only affects the phenotype in the homozygous condition?
    11·1 answer
  • You are observing an unknown organism under the microscope. By careful observation you have found that the organism is unicellul
    11·1 answer
  • How are meiosis and mitosis similar?
    15·1 answer
  • Explain the terms of obligate categories discuss the various intermediate categories.​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!