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kkurt [141]
3 years ago
9

PLS HELP ME WILL MARK U BRAINLIEST

Biology
1 answer:
aksik [14]3 years ago
7 0

Answer: B. Comparative embryology

Explanation: Good luck! :D

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What tissue has lacunae, calcium salts, and blood vessels? Select one: a. fibrocartilaginous tissue b. areolar tissue c. bone (o
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Answer:

c. bone (osseous tissue)

Explanation:

The extracellular matrix of the bone tissue consists of an organic component and an inorganic component.

The organic component includes Collagen , proteoglycans and glycoprotiens, While the inorganic component contains calcium and phopsphorus. The cells are present in the lacunae situated betwen the lamellae and contain a number of oblong spaces.

It also contains blood vessels as a typical long bons is supplied by a nutrient artery , periosteal vessels and epiphyseal arteries.

Hence C is the right answer.

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List three behaviours that help keep you in homeostatic balance?
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Purposes that work to maintain homeostasis include the regulation of temperature, maintaining healthy blood pressure, maintaining calcium levels, regulating water levels, defending against viruses and bacteria.

Explanation:

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3 years ago
How will a short term environmental change most likely affect organisms within an ecosystem
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Answer:

d. and e. I believe would be the correct answer

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Leaves have air spaces to allow for carbon dioxide and oxygen to move into and out of cells for photosynthesis, which causes wat
geniusboy [140]

Answer:

They have  helical thickening of lignin in their walls to prevent collapse

Explanation:

the primary function of Xylem and its conducting vessels tracheids is to provide  support and tranport  water and  minerals  in plants.

Xylem vessels  have layers of dead materials in the walls called LIGNIN.   Lignin is a polymer; a  very strong, hard materials that stop water passage  through it,because it contains dead cells,

Therefore  the presence of  deposit of these strong  impermeable, ligified  walls  in its  walls  prevent its collapse during mass flow of water of transpiration pull.

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You have been asked to participate in the cleanup of an old mining site. You build a treatment wetland to clean up a contaminate
ycow [4]

Answer:

b) Bioremediation

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The use of natural occuring or intentionally introduced micoorganisms to treat environmental pollutants is called as Bioremediation.

  • Most of the bioremediation processes includes oxidation-reduction reaction.
  • The natural degradation process of pollutants is improved by bioremediation.
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