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Vinvika [58]
3 years ago
15

A naturally occurring solid inorganic substance with a definite chemical composition and crystal structure is a?

Biology
1 answer:
Vanyuwa [196]3 years ago
3 0
A naturally occurring sold inorganic substance with a definite chemical composition and a crystal structure is a mineral.
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CELLULAR RESPIRATION
artcher [175]

Answer:

Through the process of cellular respiration, the energy in food is converted into energy that can be used by the body's cells. During cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is transferred to ATP. Carbon dioxide dissolves in water and slowly reacts with water to produce carbonic acid.

Explanation:

4 0
2 years ago
Which process occurs during the light-dependent reactions in photosynthesis?
kobusy [5.1K]

Answer:

A. Water molecules are split.

Explanation:

The light dependent reactions of photosynthesis require the energy in sunlight to proceed. Structures called photosystems which contain chlorophyll absorb the light from the sun to generate excited electrons, which are transferred to electron carriers ATP and NADH.

These electron carriers are used in the light-independent reactions of photosynthesis.

During this process,  the high energy electrons are passed to an acceptor molecule and replaced with an electron from water. This splitting of water produces H+ ions and oxygen as a byproduct. The splitting of water is called photolysis

3 0
2 years ago
Que son las variables de control y experimentales en el metodo cientifico
kirill [66]

Answer:

Una variable de control (o constante científica) en la experimentación científica es un elemento experimental que es constante y sin cambios durante el curso de la investigación. ... Las variables de control en sí mismas no son de interés primario para el experimentador.

Explanation:

8 0
3 years ago
.True or False: Clear-cutting results in mostly even-aged stands of trees
seropon [69]

Answer:

my guess is

Explanation:

true

true

true

4 0
3 years ago
Which ecosystem is more healthy, tundra, grassland, or desert? why?
Kamila [148]

Answer:

Grassland

Explanation:

Healthy grasslands are important habitats for birds and other wildlife, and also places where we farm and ranch. They provide food, cover, space and safe access to water for both wildlife and livestock.

4 0
2 years ago
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