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Natasha_Volkova [10]
3 years ago
14

Describe the differences between a chromosome and a DNA molecule.

Biology
1 answer:
patriot [66]3 years ago
4 0
A chromosome is made of both one DNA molecule wound around small protein molecules whereas DNA is just one large molecule called deoxyribose nucleic acid.
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Nutrients are brought to spongy bone through which mechanism? (2 points)
Kisachek [45]

Nutrients are brought to spongy bone by diffusion through canaliculi

  • Diffusion through the canaliculi

<h3>How is bone tissue nourished?</h3>

Nutrition is provided by the so-called Nourishing Foramina, which are openings in the bone through which blood vessels, veins and arteries pass. Also with regard to nutrition, Volkmann's canals provide the main entry route for vessels to cross compact bone.

With this information, we can conclude that Volkmann canals also contain nutritional vessels arising from the periosteal and endosteal bone surface.

Learn more about spongy bone in brainly.com/question/15263086

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3 0
2 years ago
Explain the water cycle in your own words.
Lynna [10]

Answer:

the water cycle how water evaporates from the surface of the earth, rises into the atmosphere, cools and condenses into rain or snow in clouds, and falls again to the surface as precipitation.

the series of processes by which carbon compounds are interconverted in the environment, involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels.

The nitrogen cycle is the biogeochemical cycle by which nitrogen is converted into multiple chemical forms as it circulates among atmosphere, terrestrial, and marine ecosystems. The conversion of nitrogen can be carried out through both biological and physical processes.

3 0
3 years ago
Which characteristics are used to differentiate among the six kingdoms?
LiRa [457]
The correct answer is body type, cell type, cell structure, nutrition. Organisms are classified into six Kingdoms of life: Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia. Organisms are placed into these categories based on similar or common characteristics.
4 0
3 years ago
What is a cow that has not had children called
Ostrovityanka [42]
A heifer

I dont know if this is a joke or not but the correct term is heifer
6 0
3 years ago
Help!!!!! Please!!!!!
muminat

the first one is a mollusca

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