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schepotkina [342]
1 year ago
12

Deforestation is the most serious problem facing the world’s forests and the main regions of forest loss are:____.

Biology
1 answer:
liberstina [14]1 year ago
4 0

Deforestation is the most serious problem facing the world’s forests and the main regions of forest loss are Amazon rain forest.

Deforestation refers back to the decrease in wooded area areas internationally which are misplaced for different uses such as agricultural croplands, urbanization, or mining sports. significantly accelerated by means of human sports due to the fact that 1960, deforestation has been negatively affecting natural ecosystems, biodiversity, and the climate

If forests are cleared, or even disturbed, they release carbon dioxide and different greenhouse gases. forest loss and harm is the cause of around 10% of worldwide warming. there may be definitely no manner we can fight the climate crisis if we do not prevent deforestation.

Forest loss captures  essential influences on woodland cover: deforestation and forest degradation. Deforestation is the whole removal of bushes for the conversion of wooded area to every other land use inclusive of agriculture, mining, or cities and towns.

Learn more about Deforestation here:-brainly.com/question/1478703

#SPJ4

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Are cockroaches refusing poison baits because of one particular ingredient?
Ainat [17]

it’s somehow re-jiggered its taste system so that the attractant that humans used to draw the insect to poison bait—the sugar glucose—now tastes bitter to the roach, and they avoid it. cockroaches began appearing that avoided the baits, and did so not because they were averse to the poison, but because they were averse to the attractant, glucose. This new trait turned out to be heritable, that is, it had a genetic basis.

3 0
2 years ago
In pea plants, long stems are dominant to short stems, purple flowers are dominant to white, and round peas are dominant to wrin
meriva

Assuming the genes are not linked nor interacting with each other, the expected number of long stemmed plants with purple flowers, producing wrinkled peas, L-P-rr, is 288.

<h3>Available data</h3>

  • long stems are dominant to short stems
  • purple flowers are dominant to white,
  • round peas are dominant to wrinkled

  • Each trait is determined by a single, different gene.

  • A heter0zyg0us plant is self-crossed
  • F1) 2,048 descendants

Let us name te alleles as follows

  • L ⇒ Long stem
  • l ⇒ Short stem
  • P ⇒ Purple flowers
  • p ⇒ white flowers
  • R ⇒ Round peas
  • r ⇒ wrinkled peas

Cross) heter0zyg0us plant is self-crossed

Parental) LlPpRr

Gametes) LPR, LPr, LpR, Lpr, lPR, lPr, lpR, lpr

Assuming that these genes are not linked nor interacting with each other, to make the calcs easier we will make crosses considering each gene separately.

  • Stems

Parental) Ll  x  Ll

F1) 1/4 LL, 2/4 Ll, 1/4 ll

     <u>3/4 long stem,</u> 1/4 short stem

  • Flower color

Parental) Pp  x  Pp

F1) 1/4 PP, 2/4 Pp, 1/4 pp

     <u>3/4 purple flowers</u>, 1/4 white flowers

  • Peas

Parental) Rr  x  Rr

F1) 1/4 RR, 2/4 Rr, 1/4 rr

     3/4 round peas, <u>1/4 wrinkled peas</u>

Now, we will get the proportion of individuals with long stems, purple flowers, producing wrinkled peas, L-P-rr

<u><em>Note</em></u><em>: The symbol - is representing either a dominant or a recessive allele.</em>

From the crosses, we know that

  • 3/4 are long stemmed,
  • 3/4 have purple flowers, and
  • 1/4 have wrinkled peas.

To get the proportion of individuals expressing all these traits together, we just need to multiply these values.

3/4 L- x 3/4 P- x 1/4 rr =<u> 9/64 L-P-rr</u>

Knowing that  the total number of plants is 2,048 and that there are 64 possible gametes combinations from this cross, we will use the proportion 9/64 to get the number of plants with these traits.

64 ------------- 2,048 plants

9 -------------- X = (9 x 2048) / 64 = 288 plants.

<em>We expect to find 288 long stemmed plants with purple flowers, producing wrinkled peas.</em>

<em />

<em />

You will learn more about trihybrid crosses at

brainly.com/question/21942441

brainly.com/question/7333760

brainly.com/question/6764853

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2 years ago
Which product of respiration is considered waste material and leaves the alveoli?
Artemon [7]

Answer:

Carbon dioxide

Explanation:

The alveoli picks up the oxygen you breathe in and releases the outgoing waste product carbon dioxide

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2 years ago
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The circulatory system is directly responsible for which of the following
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 C. transporting nutrients to cells
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Weather changes ____ , while climate changes ____.
oksian1 [2.3K]
Weather changes every day, while climate changes annually or every 3 months
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