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
Sergeeva-Olga [200]
3 years ago
9

The earth's oceans are made up of _______, ________, chlorine, and trace elements. A) carbon, oxygen B) oxygen, silicon C) hydro

gen, oxygen D) nitrogen, oxygen
Biology
2 answers:
NikAS [45]3 years ago
7 0
The answer would be D) nitrogen and oxygen 

Katarina [22]3 years ago
3 0
I think the answer is A
You might be interested in
Is the back line on volleyball court Ace​
antoniya [11.8K]
I think it’s called the passer.
8 0
3 years ago
Imagine that a protein molecule is to be exported from a cell. describe the pathway that the protein takes from the point of syn
Zielflug [23.3K]
 <span>synthesis in rough endoplasmic reticulum 
packed, processed in golgi apparatus and exported in vesicles via exocytosis</span>
3 0
3 years ago
What is the process by which animals change over time
Naily [24]

Answer:

evolution? I think?

Explanation:

4 0
3 years ago
What is the primary way that metamorphic rocks form?
allochka39001 [22]
<span>Metamorphic rocks form by existing rocks join together under high heat and pressure. Examples of metamorphic rocks are marble, schist, slate, and quartzite. Metamorphic rocks formed when the minerals are chemically changed due to heat and pressure. They are often seen near magma but they do not melt like igneous rock.</span>
6 0
3 years ago
Read 2 more answers
discuss the indications for the placement of provisional coverage for a crown or a fixed bridge preparation?
Savatey [412]

Answer:

Explanation:

Based on the information provided within the question it can be said that there are various reasons for the placement of this, most of the reasons include,

  • To prevent or reduce sensitivity and discomfort of the prepared tooth & surrounding structures  
  • To protect the margins of the preparation
  • To maintain the function & esthetics of the tooth
  • To prevent shifting of adjacent or opposing teeth
6 0
3 years ago
Other questions:
  • A cell goes through cellular respiration and produces ATP which it then uses to move a molecule across the cell membrane. How do
    7·2 answers
  • _________________ is a recessive genetic disorder that strikes young African-Americans and affects the hemoglobin in red blood c
    11·1 answer
  • What type of maps include colors letter symbols fault lines and contact lines?
    7·2 answers
  • Does artery blood contain waste material?
    8·1 answer
  • In humans, what is the only homologous chromosome pair that isn't the same?
    5·1 answer
  • What carbohydrates are in blueberries?
    7·1 answer
  • Is there anymore that you can do for your own bone maintenance? What actions would you take? Are you doing a great job of mainta
    8·1 answer
  • The difference between a haploid and a diploid cell:
    15·1 answer
  • Help me plssssssssssss
    9·1 answer
  • 1. Develop a timeline in which you predict 10 of the most important advances that may occur in science during the next century.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!