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
Sophie [7]
3 years ago
6

The first estimate of the age of our planet was that of:

Biology
1 answer:
julia-pushkina [17]3 years ago
8 0
400 million years old
You might be interested in
What is the function of a fruiting body?
Montano1993 [528]
Specialized structures for reproduction: One example is a fruiting body. Just like a fruit is involved in the reproduction of a fruiting plant, a fruiting body is involved in the reproduction of a fungus. A mushroom is a fruiting body, which is the part of the fungus that produces spores (Figure below
3 0
3 years ago
Read 2 more answers
Describe the stages of photosynthesis. use the terms thylakoid, light-dependent reactions, and light-independent reactions in yo
TiliK225 [7]
<span>It is process through which plants and other photoautotrophs generate carbohydrate and oxygen from carbon dioxide, water and light energy in chloroplast. It is two stage reaction- 1.Light dependent reaction- in this sunlight is absorbed by chlorophyll and converted into chemical energy and stored in the form of NADPH and ATP. It takes place in thylakoid membrane in chloroplast. 2.Light Independent Reaction- in this energized electrons from the light dependent reaction provides the energy to form carbohydrate from carbon dioxide molecules. It is known as Calvin cycle.</span>
3 0
3 years ago
According to Darwin’s On the Origin of Species, what four factors affect evolution? Explain how each factor affects evolution.
Kryger [21]

The 4 factors affect evolution, according to Darwin’s Origin of Species are;

Variation

Heritability

Competition

Differential survival

Variation ensures that there is variability of population traits on which selection pressures will apply.

Heritability means that the traits must be able to be passed down to offsprings through gametes.

Competition occurs when the individuals in the population compete for limited resources

Differential survival occurs due to competition for resources and other selection pressures. This result to the survival of the strongest and weeding out of the weak from the population.






4 0
3 years ago
How does energy and matter move through the ecosystem
xz_007 [3.2K]

Answer:

Using the food chain which originates from the sun's energy.

Explanation:

3 0
2 years ago
Read 2 more answers
I don't understand why it isn't working never mind
Sliva [168]

Answer:

okay

Explanation:

5 0
3 years ago
Other questions:
  • How is the survival of a species and their ability to adapt affected by natural and human made influences on the environment?
    15·1 answer
  • Which of the following are possible causes of global warming? Check all that apply.
    6·2 answers
  • What is the name given to a young tender meat of a cattle​
    13·2 answers
  • The results of an experiment do not support the hypothesis that the experiment was
    14·1 answer
  • The bulk of the atp for aerobic exercise comes from the oxygen-requiring process of _____.
    5·1 answer
  • Which of the following statements about entropy is true?
    11·2 answers
  • HELP PLZZ?!
    5·2 answers
  • Transcribe and translate the following sequence:
    8·1 answer
  • In a typical barrel of oil, roughly what percent will be refined into gasoline?
    14·2 answers
  • Which of these accomplishments is attributed to Song Ci?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!