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
solmaris [256]
4 years ago
12

"bacteria first appear in the fossil record about 3.5 billion years ago. humans appeared in the fossil record only a few million

years ago. given this, which group would you say is more highly evolved?"
Biology
1 answer:
Viktor [21]4 years ago
4 0
Humans are more highly evolved as the human taxonomic group has undergone more evolutionary changes. If we consider that the first organisms were similar to bacteria, it would mean that existing bacteria have changed very little since life first began. The human lineage however has seen dramatic changes in life form from bacteria to multicellular organisms and so on to progressively more complex forms.
You might be interested in
Which of theses best demonstrates mutualism between certain types of bacteria and humans ​
SVETLANKA909090 [29]

Answer:bacteria develops its self way more but you should make it more clear of the choices your giving

Explanation:

3 0
3 years ago
What chemical reactions create love??
STALIN [3.7K]

Answer:

to chemical reactions uuhh hmm boy+ girl= love ig lol

Explanation:

6 0
3 years ago
Read 2 more answers
Phytoplankton are microscopic photosynthesizing organisms that typically live in the upper layers of the ocean. What trophic lev
Romashka-Z-Leto [24]

Answer: Primary producers

Phytoplankton are microscopic marine organisms. These are considered under plants, as they are capable of synthesizing their own food by the process of photosynthesis. Examples includes cynobacteria, dinoflagellates and diatoms. These are abundantly present in marine ecosystem. They are consumed by many marine animals such as fishes and marine mammals.Therefore, they are included in the primary producer trophic level in an ocean ecosystem.

5 0
3 years ago
Read 2 more answers
One flower is heterozygous red (Rr) and it is crossed with a homozygous white (rr) plant. Use a Punnett square to determine the
DaniilM [7]

Answer:

50%

Explanation:

  r     r

R| Rr |Rr

r|rr   |rr

heres a crude attempt at a punnet square

8 0
3 years ago
The ____________ segment includes both dendrites and the cell body, which are the regions of the neuron that receive stimuli to
WARRIOR [948]

Answer:

The (Receptive) segment includes both dendrites and the cell body, which are the regions of the neuron that receive stimuli to excite the neuron. Channels in this region are (Gated chemically) ; no significant numbers of (Voltage gated) channels are present.

• The (Initial) segment is composed of the axon hillock. This segment contains voltage-gated channels.

• The (Conductive) segment is equivalent to the length of the axon. It contains voltage-gated channels.

• The (Transmission) segment includes the synaptic knob and contains voltage-gated channels and (Pumps) .

4 0
3 years ago
Read 2 more answers
Other questions:
  • Cytokinesis often, but not always, accompanies _____.
    6·1 answer
  • Complete the paragraph to compare Uranus and Neptune.
    8·2 answers
  • If a hormone-secreting cell is affected by the hormone that it synthesizes, the hormone is said to act in a(n) _______ fashion.
    10·1 answer
  • The normal upper end of the temperature reference range of a goat is 103.5 degrees fahrenheit. what would be the maximum body te
    14·2 answers
  • N
    5·1 answer
  • Which is the main function of carbohydrates in the body?
    6·2 answers
  • When good leaves the stomach it is;
    10·2 answers
  • How Does Soil Ph Affect Enzyme Activity?​
    5·1 answer
  • Scientists have discovered a new planet The planet in a solar system whose star is similar in size to the sun and is about as fa
    11·1 answer
  • One of the most important rain forest predators, attacking a wide range of different primates, is the monkey-eating eagle. We kn
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!