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
Naya [18.7K]
3 years ago
15

Rocks containing many dark silicate minerals and plagioclase feldspar have a _____ composition. granitic ultramafic basaltic

Biology
2 answers:
charle [14.2K]3 years ago
4 0

Answer is basalt.

Basalt is fine grained igneous rock which contains 45 to 53% silica and 65% rich is feldspar in the form of plagioclase( silicate rock forming mineral). Feldspar is an abundant rock forming mineral. In basaltic rocks the feldspar is silica.

The basalt rocks contains pyroxene group in its minerals which gives it black color. So rocks containing many dark silicate minerals and plagioclase feldspar have basaltic composition.

Temka [501]3 years ago
4 0

Answer:

the answer is: basaltic

Explanation:

You might be interested in
Which of these statements is true of inductive reasoning?
bearhunter [10]
Which of these statements is true of inductive reasoning?
A) it moves from specific to general

Inductive reasoning is defined as a reasoning that takes specific information in making a broader generalization that is considered probable. This reasoning allows for the fact that the generalization or conclusion made may not be accurate.
5 0
3 years ago
Read 2 more answers
Which theory suggests all living things are made up of a cell or cells?
Lelechka [254]

cell theoryyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

6 0
3 years ago
Read 2 more answers
Please help!! How many elements are in the compound<br> NaHCO₃?
gladu [14]

Answer:

6

Explanation:

There's Sodium (Na), Carbon (C), and Oxygen (O). But since there's 2 Sodium and 3 Oxygen, in total theres 6.

6 0
3 years ago
GIVING BRAINLIEST AND EXTRA POINTS PLZ HELP ASAP !!!!!!!!!!!!!!!!!!!!
nordsb [41]

Answer: I think picture two is right

Explanation: can I have brainliest

3 0
3 years ago
What are antigens, antibodies, cellular immunity?​
klasskru [66]
Antigens: Antigens are substances that cause an immune response in the body by identifying substances in or markers on cells. Your body produces antibodies to fight antigens, or harmful substances, and tries to eliminate them.

Antibodies: Antibodies are proteins which belong to a class known as immunoglobulins. They are made up of chains of amino acids joined by peptide bonds.

Cellular immunity: Lymphocytes act against target cell,Acts directly by killing infected cells,Acts indirectly by releasing chemicals that enhance inflammatory response; or activating other lymphocytes or macrophages.



Hope this help!!
5 0
3 years ago
Other questions:
  • The glucose produced during photosynthesis is an example of a ?
    11·2 answers
  • Binary fission and mitosis/cytokinesis are both processes of cell division. Match the labels at the top with their appropriate t
    11·1 answer
  • Residents of a town are concerned that a recently built factory could pose health risks. Scientists were asked to investigate th
    11·1 answer
  • The _________ transfers images to the optic nerve.
    13·1 answer
  • What would happen in an ecosystem without herbivores
    6·2 answers
  • Three-year-old Mara jumped off the couch and injured her right tibia (lower leg bone). The emergency room nurse said she “broke
    10·1 answer
  • In snapdragon, flower color is controlled by incomplete dominance. The two alleles are red (R) and white (R). The heterozygous g
    10·1 answer
  • Which is a response of the autonomic nervous system that helps maintain equilibrium in the body? A. Shivering in cold temperatur
    8·1 answer
  • Number 1 on the graphic
    8·1 answer
  • Look at the diagram.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!