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yanalaym [24]
3 years ago
11

Fireworks exploding in the sky and giving off light are an example of a(n) _____.

Biology
1 answer:
crimeas [40]3 years ago
7 0
Exothermic change. Because the firework when it exploded, released energy in the form of light. In exothermic changes energy is released, and in endothermic changes energy is absorbed.
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Which statement best describes the life cycle of plants such as ferns? Plants have a two-part life cycle, spending part of their
Gemiola [76]

The correct answer is that ferns have two part in their life cycle: Diploid phase and haploid phase

The life cycle of a fern has two parts: sporophyte stage and gametophyte stage. The gametophyte stage of ferns are haploid which releases gametes and the sporophyte stage are diploid that produces spores. This kind of life cycle is known as the "alternation of generation".




4 0
3 years ago
Read 2 more answers
Is the onion skin composed of one or many cells
mart [117]

Answer:

It is 2 cells I believe

7 0
2 years ago
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Which of the following statements is correct regarding engineering maize plants with a herbicide-resistance gene using Agrobacte
Mariulka [41]

Answer:

b. The herbicide-resistance gene is cloned into the T-DNA region of the Ti-plasmid.

Explanation:

Ti-plasmid has the ability to introduce part of its DNA (t-DNA) into the genome of host plants. This is very important for the relationship of genetic manipulation in maize plants, with the aim of inducing a gene that promotes herbicide resistance. In addition, T-DNA has many genes that code for the production of plant growth phytohormones, which is extremely important for the cloning process to work. In this case, we can assume that the correct answer for yours is the letter B.

6 0
3 years ago
Certain substances pass from the blood in the glomerular capillaries into the ultrafiltrate under normal circumstances. Other su
mafiozo [28]
Normal:
Glucose
Rbc
NaCl
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Abnormal:
Albumin (protein)
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Remember that only small molecules can pass from the blood in the glomerular capillaries and this is cause they have thin walls
6 0
3 years ago
Which of the following terms would be used to indicate a patient is suffering from neuropathic pain?
Naddik [55]

Answer:

sensation and paresthesia

Explanation:

Sensation and paresthesia are the terms that would indicate a patient is suffering from neuropathic pain. Sensation is concrete, conscious experience resulting from stimulation of a specific sense organ or sensory nerve, or in the brain of an individual. Paresthesia is a type of abnormal sensation of the skin (tingling, chilling and burning etc) without any apparent physical cause in the body.

8 0
3 years ago
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