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
Genrish500 [490]
3 years ago
15

In which supereon did single-celled organisms first form in Earth

Biology
2 answers:
Morgarella [4.7K]3 years ago
4 0
<span>Your answer is Precambrian.</span>
mote1985 [20]3 years ago
3 0

Answer:

Precambrian

Explanation:

You might be interested in
Which of the following statements is true?
marshall27 [118]
The answer would be <span>"A niche is the role an organism has in an ecosystem."</span> Because a niche is the position or 'job' an organism has in an ecosystem. For example, the niche of certain butterflies and bees is to pollinate flowers in an ecosystem which allows them to reproduce.

4 0
3 years ago
Read 2 more answers
Field mustard is an annual plant that grows wild in many regions of the world. It has small yellow flowers and is pollinated by
Artyom0805 [142]

Answer:

Due to early flowering in the mustard plant.

Explanation:

The scientists discovered that the flowering time of the field mustard had changed by observing more mustard plants which produces earlier flowers. The behaviour of the mustard plant change due to the change that occur in the environmental conditions that leads to early flowering in mustard plant. If this early flowering occurs for more generation, then the mustard plant will adopt this type of behaviour in normal environmental conditions that experience by the mustard plant.

6 0
3 years ago
What are “cones” in the eye and what do they do?
dusya [7]

Answer:

Cone cells, or cones, are photoreceptor cells in the retinas of vertebrate eyes (e.g. the human eye). They respond differently to light of different or color vision and function best in relatively bright light, as opposed to rod cells, which work better in dim light. Cones are mostly in the center of your retina. They help you see color and fine detail.

Explanation:

3 0
3 years ago
Help plzzzz!!
pav-90 [236]
The generation of electricity through nuclear energy reduces the amount of energy generated from fossil fuels. Less use of fossil fuels means lowering greenhouse gas emissions and others.
6 0
3 years ago
HELP QUICK!!
drek231 [11]

Answer:

B.) Carbon and Hydrogen

Explanation:

Lactose is a carbohydrate, and carbohydrates are primarily made of carbon and hydrogen chains.

4 0
3 years ago
Other questions:
  • One part of the cell theory states that cells come from other cells. Which statement below best explains that that this part of
    8·1 answer
  • The system that enables 4 nucleotides to dictate the sequences of millions of proteins is called the __________.
    6·1 answer
  • This sky cover condition confirmed that saturated air ________ exist aloft over wichita at that time
    10·1 answer
  • 1. Field research does not take place at<br>​
    11·1 answer
  • Why is charles darwin's book on the origin of species (1859) considered an important contribution to modern science?
    15·1 answer
  • Refer to the metabolic pathway illustrated above. If A, B, and C are all required for growth, a strain that is mutant for the ge
    10·1 answer
  • What causes ocean tides to reach higher up on a shore at certain times of day than at others? A. The moon's gravity and Earth's
    14·1 answer
  • Condensation is when water changes from a <br> A. gas to a liquid.<br><br> B. liquid to a gas.
    12·2 answers
  • Which of the following processes causes
    13·2 answers
  • Can you tell from this tree whether a C at position 15 evolved before or after a T at position 15? Explain your answer
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!