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mylen [45]
3 years ago
9

Will give 30 pts

Biology
1 answer:
chubhunter [2.5K]3 years ago
6 0
The sperm duct carries it
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How does non-human life in an urban ecosystem differ from non-human life in an undeveloped forest ecosystem? (Site 1)
ahrayia [7]

Answer:

- Urban ecosystem: highly disturbed systems. Air, water and soil pollution by various pollutants.  

- Undeveloped forest ecosystem: non disturbed systems. Low or null levels of pollution.

Explanation:

An urban ecosystem can be defined as the community of plants, animals, and humans inhabiting an urban environment. Urban ecosystems are composed of human-built physical structures (e.g., buildings, roads, sewers, railways) and green patches (e.g., parks, greenways, urban streams). In general, urban ecosystems are highly disturbed and contain high levels of pollution. In urban areas, plant life is generally overrepresented by non-native and invasive species. Moreover, animal life primarily consists of pets (e.g., dogs, cats, ornamental birds, ornamental fish) and natural species adapted to human activities, which mainly include small animals (e.g., insects). Moreover, a forest ecosystem is defined as a natural woodland unit composed of 1-biotic factors such as plants (e.g., trees) animals (e.g., insects, birds) and micro-organisms, and 2-abiotic factors (e.g., water, oxygen, carbon, nitrogen, sulfur, etc). Forest ecosystems contain low or null levels of pollutants in the air, soil and water. Forest environments represent self-regulating systems that have not been altered or manipulated by human exploitation. In consequence, in forest ecosystems, non-human life is appropriately represented by native flora and fauna.

4 0
3 years ago
I need help with the awnsers
AleksAgata [21]
First of all, this was a bit garbled up, so it is sort of incomplete. 

You gave me a total of 43 words, and I only counted 41 slots on the crossword graph itself, which is problematic. 

I got as far as I could, but some of the words either weren't provided, or the spaces were made incorrectly for the length of these words. 

Across: 
2. (black / pitch) 
7. conservation 
9. radiation 
12. crest 
13 ? 
14. <em>whatever you wrote</em> 
15. dense 
18. ? (radiant)
19. ? (radiant)
20. amperes 
23. medium 
25. density 
26. ? 
30. resistance 
31. (pitch / black) 
34. voltage 
35. insulator 
38. amplitudes 
39. thermal 
40. ? 
41. wavelength 

Down: 
1. electromagnetic
3. (conduction/ convection) 
4. (convection/ conduction) 
5. (current/ radiation) 
6. heat 
7. chemical 
8. transverse 
10. energy 
11. nuclear 
12. circuit 
16. electrical 
17. electrons 
21. mechanical 
24. source 
28. ? 
32. rise 
33. MRS CHEN 
34. volts 
36. sound

7 0
4 years ago
Dogs (Canis lupus familiaris) and gray wolves (Canis lupus) can interbreed to produce viable, fertile offspring. These species s
natta225 [31]

Answer:

The two species concepts that are most likely to place dogs and wolves together into a single species are <u><em>biological and phylogenetic</em></u> concepts.

Explanation:

  • The biological species concept establishes that a species is a group in a population whose individuals can mate and have viable, fertile descendence. These groups are also reproductively isolated from other groups or species. This is, the members of a species can not reproduce with the members of other species, or they can their progeny is unviable.
  • The phylogenetic species concept refers to a species as the monophyletic group that is less inclusive for organisms. It is a group of organisms that share an ancestor in common and can distinguish from other similar groups. In this concept, a unique species can include a wide phenotypic variability.
5 0
4 years ago
What organic molecules are in chicken
spin [16.1K]

<u>Answer</u>:

Organic molecules present  in chicken are Nucleic acid, proteins, carbohydrate and lipids .

<u>Explanation</u>:

Chicken itself has the all four organic molecules in it. Organic molecules are those having carbon in it. They are attached by covalent bonds, in which electrons are being shared within the atoms. The nucleic acids are DNA and RNA which helps in the making of the proteins which are found in the various structure and ought to perform various metabolic functions. Proteins are the building block of the amino acids. Lipids found are the fat bodies, burning of lipids gives us energy.

4 0
3 years ago
In terms of the heartbeat, digestion, and glandular functioning, the body is a fairly well-oiled machine that works even when it
SIZIF [17.4K]

Answer:

I think its peripheral.

Explanation:

6 0
3 years ago
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