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
user100 [1]
3 years ago
14

What structure, still found in cells today, was key in causing a change from chemical evolution to biological evolution?

Biology
1 answer:
PtichkaEL [24]3 years ago
5 0

Answer:

Prokaryotic cells (bacteria) lack a nuclear envelope; eukaryotic cells have a nucleus in which evolution was thus reached in the early 1980s, when it was discovered an early stage of chemical evolution is thought to have been based on chloroplasts are still encoded by the organelle genomes.

Explanation:

You might be interested in
What process can account for a normal xy male producing a sperm carrying two y chromosomes?
VikaD [51]

The answer is aneuploidy. This is the result of a malfunction in the process of meiosis that produces gametes, in the male.  The is caused by a failure in non-disjunction hence an extra Y chromosome occurs in one of the formed gamete cells during anaphase II.






7 0
2 years ago
In humans, random mating is most likely to occur for which of the following characteristics? Select one:B. personality C. physic
Andre45 [30]

Intelligence is most likely to be the criteria for random mating in humans.

Explanation:

If random mating is taking place on the conditions that no evolution is taking place the genetic pool will be maintained through generations.

Random mating will be based on intelligence in humans because this is the trait which gets exhibited only when showcased otherwise remains hidden while other characters like personality, appearance and athleticism are phenotypically expressed character.

Random mating is not under the influence of genotype. Intelligence is a trait which needs to be more in human as random mating takes genotype frequency in consideration.

8 0
3 years ago
How many cells in a unicellular organism function to reproduce
kiruha [24]

b)1  unicellular- means one cell


5 0
2 years ago
Read 2 more answers
Biology can help you to understand patterns of inheritance in your family<br> t or f?
saw5 [17]

Answer:

T, especially with things like personality traits, obesity, mental health problems and etc.

5 0
2 years ago
Which is an example of a phototroph? A. a person B. a plant C. a lizard D. an insect
Anna007 [38]
I believe it's B. a plant
5 0
2 years ago
Read 2 more answers
Other questions:
  • Who is good at biology and that can help me??????
    12·1 answer
  • A turgid plant cell would be found in which type of environment?
    12·1 answer
  • List the body''s nonspecific defenses against pathogens?
    8·1 answer
  • Which statement best explains how enzymes interact with substrates?
    15·1 answer
  • Is this cell on the left prokaryotic or eukaryotic?
    8·2 answers
  • Stella thinks that if people are exposed ultraviolet light then they are more likely get skin cancer. Stella designs an experime
    8·1 answer
  • Glycogen starch and cellulose are examples of
    15·1 answer
  • Please help Your friend claims that genetics has nothing to do with evolution. You disagree
    5·1 answer
  • What is bicorn in sican
    9·1 answer
  • A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!