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
luda_lava [24]
2 years ago
9

Which best characterizes the Precambrian era?

Biology
2 answers:
zmey [24]2 years ago
7 0
The answer is dinosaurs
jeka57 [31]2 years ago
5 0

Answer:

It is C

Explanation:

Because everything's starts out small and they are the smallest in the eras because one cell turns to two cells and etc. it was the beginning of all life forms . It couldn't be dinosaurs because they were in the Mesozoic era. At the time of the Precambrian  era i think it was before the Phanerozoic eon

You might be interested in
Which of the following statements about planetary satellites is true?
Bumek [7]

Answer:

C

Explanation:

5 0
3 years ago
What is the Maize C4 photosynthesis process
julia-pushkina [17]

Answer:

C4 plants—including maize, sugarcane, and sorghum—avoid photorespiration by using another enzyme called PEP during the first step of carbon fixation. This step takes place in the mesophyll cells that are located close to the stomata where carbon dioxide and oxygen enter the plant.

Explanation:

3 0
2 years ago
Two factors that determine the rate of stream erosion
marissa [1.9K]
Factors that determine the rate of stream erosion-

➡️ Rainfall (more rain more erosion). ✔️

➡️water velocity ✔️

➡️shape, size and depth of channel ✔️

➡️stream capacity to transport eroded material, and the nature of the material being transported✔️

➡️Gradient (Steepness or slope) ✔️

➡️Discharge (Amount of water carried at a given time) ✔️

➡️Load (The materials carried by a stream)
Rainfall (more rain more erosion). ✔️

➡️Slope (the steeper the slope the faster the water will flow) ✔️

➡️Geology (if the bedrock is a soft silt it will erode faster than granite).✔️



7 0
3 years ago
Organisms can be classified either as multicellular or unicellular. Which of the following groups contains at least some unicell
vredina [299]
The main groups of unicellular organisms are bacteria<span>, </span>archaea<span>, </span>protozoa<span>, unicellular </span>algae<span>, and unicellular </span>fungi<span>. </span>
5 0
3 years ago
Read 2 more answers
Why does exposure to high temperatures cause an enzyme to lose its biological properties?
Ivanshal [37]

Answer:

Shape of active site changes that's why

Enzymes are affected by temperature. So, as temperature increases, enzymes activities also increases, till optimum temperature is reached. If it goes above the optimum temp, the enzymes becomes denatured or can't function anymore due to change in its active site.

6 0
2 years ago
Other questions:
  • What are two ways that a flood can negatively impact an ecosystem?
    8·2 answers
  • In most developing eudicot seeds, the primary source of nutritive material is in the ........
    12·2 answers
  • Discuss the difference between emerging infectious diseases and reemerging infectious diseases. Give examples of each.
    13·1 answer
  • Besides the nucleus, what else is broken down during prophase?
    5·1 answer
  • All of the following are functions of the sensory somatic nervous system except
    5·1 answer
  • Helped needed asap! urgent
    12·1 answer
  • If the number of chromosomes in an organism is diploid cell is 120 how many chromosomes will the organs have after its diploid c
    15·1 answer
  • 1. Which items best describe a desert?
    12·1 answer
  • Paragraph-how does pollution affect ecologist job.
    8·1 answer
  • I need help with dis plz!!!
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!