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]
3 years ago
9

Which best characterizes the Precambrian era?

Biology
2 answers:
zmey [24]3 years ago
7 0
The answer is dinosaurs
jeka57 [31]3 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 nuclear energy is true?
olga nikolaevna [1]

Answer:

D

Explanation:

Nuclear energy talks about all this

5 0
3 years ago
Read 2 more answers
​ A polysome is ____. a. ​ the complex that adds a poly(A) tail onto an mRNA b. ​ an mRNA transcript to which multiple ribosomes
WARRIOR [948]

Answer:b. ​ an mRNA transcript to which multiple ribosomes are attached

Explanation: polysome consist of mRNA complex and two or more ribosome coming together to translate mRNA into a polypetide or amino acid. It helps produce many polypeptide from a single mRNA.

Different ribosomes bind to the mRNA at different time elongating the polypeptide chain. We have the free( non-poly A ) and memberane bound (poly A) polysome.

7 0
3 years ago
What is a cells DNA like the books in a library
tino4ka555 [31]
Think of it this way:

DNA inside cells store all the genetic information on a person's looks, eye colour, hair colour etc. It makes them unique. The analogy of being like books in a library basically suggests that in a library there is so much information and every book is different with different knowledge... That's basically what DNA is; millions of different information things. 
3 0
3 years ago
Why are eggs considered a perfect protein?
Lelechka [254]

Answer:

Eggs are among the best sources of protein in the diet. In fact, the biological value (a measure of protein quality) is often evaluated by comparing it to eggs, which are given the perfect score of 100 ( 16 ).

Explanation:

7 0
2 years ago
Chromosomes are strands of ADN wrapped around​
babymother [125]

Answer:

In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.

3 0
3 years ago
Other questions:
  • Which of the following statements best describes what happens when a bacterial cell is placed in a solution containing 5 percent
    14·1 answer
  • How old are the oldest rocks of the ocean floor?
    14·1 answer
  • What is one benefit of a non renewable resource, such as natural gas?
    8·1 answer
  • In frogs, different mating seasons are a (n) to reproduction
    14·1 answer
  • When electrons are lost, a<br> When electrons are gained, a<br> ion is formed,<br> lon is formed
    5·1 answer
  • Overfishing in this ecosystem has directly impacted the fish population. If the fish no longer exist in this ecosystem due to ov
    9·1 answer
  • HELP!
    11·1 answer
  • 100 points!!!!!!
    13·2 answers
  • 6CO2 + 6H2O + LIGHT ENERGY, C6H120g is the equation for
    12·1 answer
  • If you do not have an adequate level of fat in your body, you might have trouble
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!