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
Mekhanik [1.2K]
2 years ago
12

Which of the following rocks forms from shells and calcium carbonate?

Biology
2 answers:
Blababa [14]2 years ago
7 0
The answer is limestone.

prisoha [69]2 years ago
5 0

The answer is option A, limestone.

You might be interested in
Weegy 2. slight differences in inherited traits, such as feather color in birds, are called
Alla [95]

The right option is a. variations.

Variations are the differences between the individual organisms of the same species which is as a result of genetic differences or the influence of environmental factors on the expression of the genetic abilities. Variation may be expressed in behavior, physical appearance, learning, and metabolism. The two types of variations are somatic variation and germinal variation.

4 0
3 years ago
Andrew was exposed to the chicken pox virus as a child. What happened to that virus after it crossed the blood-brain barrier and
siniylev [52]

Answer: Option A

Explanation:

When Andrew was exposed to the virus causing chicken pox he got infected and the virus crossed the blood brain barrier.

During the early stages when Andrew was a child there will be as such no effect of the virus in the brain.

During the early stage the virus will remain in the brain and cause harm in the later days when Andrew will be older.The virus can alter the brain functions such as homeostasis, blood brain barrier functions.It enters the brain while damaging the nervous system.

5 0
2 years ago
What monomers and polymers make up the 4 macromolecules?
OverLord2011 [107]

Monomers are the building blocks of the four basic macromolecules of life- monosaccharides are the monomers of carbohydrates, amino acids are the monomers of proteins, glycerol/fatty acids are the monomers of lipids, and nucleotides are the monomers of DNA.

CREDITS TO GOOGLE!

4 0
3 years ago
An adaptation is a trait that _____. enables an organism to survive and reproduce selects which species live in water or land en
Lyrx [107]
Enables an organism to survive.

an adaptation is a modification so that an organism can live in its environment.<span />
4 0
2 years ago
Read 2 more answers
If the same pair of shoes weighs 0.3 newtons on pluto (dwarf planet) , what is the strength of gravity there?
Vanyuwa [196]
This question seems to lack information. Please complete.
6 0
3 years ago
Other questions:
  • The sequences at the ends of linear chromosomes are called _______________. A protein that uses ATP hydrolysis to separate the t
    9·1 answer
  • two populations of black-tailed rats became separated from each other by the formation of large canyon, thus preventing their in
    11·1 answer
  • How many different mrna codes correspond to methionine?
    10·1 answer
  • What is the actual temperature 3000km below the surface of the Earth?
    5·2 answers
  • How many babies do mountain gorillas have a year usually?
    13·1 answer
  • Whats the difference between a plant and animal cell?
    14·2 answers
  • Explain how genes are expressed for a particular<br> trait.<br> DONE
    5·1 answer
  • Ariel was playing basketball. 1 of her shots went in the hoop. 2 of her shots did not go in the hoop. How many shots were there
    10·1 answer
  • PLEASE HELP! WILL GIVE POINTS. WORTH 20 POINTS. ANSWER BOTH.
    7·2 answers
  • Where does most rainfall on earth end up before becoming rain again
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!