Identify a global challenge

Answers

Answer 1

Answer:

electrical waste management and deforestation


Related Questions

Which of the following is NOT true of the
muscular system?
A. They are connected to bones.
B. They allow voluntary movement.
C. They allow us to move.
D. They are connected by gap junctions.

Answers

I think the answer is D.

The one that is not true regarding muscular system is that they are connected by gap junction. The correct option is D.

What is gap junction?

Gap junctions are specialized intercellular connections that connect a wide variety of animal cell types.

They connect the cytoplasm of two cells directly, allowing molecules, ions, and electrical impulses to pass through a regulated gate between cells.

Location includes that the gap junctions can be found in a variety of locations throughout the body.

This includes epithelia (surface coverings of the body), nerves, cardiac (heart) muscle, and smooth muscle (such as that of the intestines). Their primary function is to coordinate the activity of neighboring cells.

Skeletal muscle cells lack gap junctions because they do not require them. Skeletal muscles are not made up of individual cells.

Thus, the correct option is D.

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define atomic number in your own words​

Answers

atomic number, the number of a chemical element in the periodic system, whereby the elements are arranged in order of increasing number of protons in the nucleus. Accordingly, the number of protons, which is always equal to the number of electrons in the neutral atom, is also the atomic number.

How are photosynthesis and cellular respiration related?

A. The equations for photosynthesis and cellular respiration are opposites of each other
B. Photosynthesis provides the energy for cellular respiration
C. Both processes take place in mitochondria
D. Only plants perform photosynthesis, and only animals perform cellular respiration

Answers

Answer:

I think it is B. Photosynthesis provides the energy for cellular respiration

If it isn't I'm super sorry!

Explanation:

Burning of which of the following fuels produces the least amount of carbon dioxide per unit of energy?

1. Coal
2. Oil
3.natural gas
4. All of these

Answers

Answer:

3.natural gas

Explanation:

Some diseases/conditions are caused by deficiencies in these nutrients (vitamins). Name one such
disease, say what element is deficient, and describe the symptoms and treatment. Who usually gets
the disease? Is it more common in certain areas?

Answers

answer;

The most widespread nutritional deficiency worldwide is iron deficiency.

Iron deficiency can lead to anemia. This is a blood disorder that causes fatigue

symptoms;

Feeling tired or weak.

Having pale skin.

Having shortness of breath.

Sweating.

Being dizzy or feeling faint.

Rapid heartbeat.

Having headaches.

treatment;

Iron supplements taken by mouth.

Foods high in iron and foods that help your body absorb iron (like foods with Vitamin C).

Iron given through an intravenous (IV) infusion. (This is often a choice if you have chronic kidney disease, or CKD.)

Transfusions of red blood cells.

Women of childbearing age are the population with the most affected individuals, with an estimated 468 million being non-pregnant women.

Explanation:

identiying Parts of Spheres Use the drop-down menus to identify the spheres to which each part belongs.

A lake is part of the ___

Water vapor in the air is part of the___

Glacier and iceburgs are part of the___

The rocky mountains are part of the___

A deer is part of the____​

Answers

Answer:

Answer is

A lake is part of the hydrosphere.

Water vapor in the air is part of the atmosphere.

Glacier and icebergs are part of the cryosphere.

The Rocky Mountains are part of the geosphere.

A deer is part of the biosphere.

what modification do we find in the steam and petiole of the aquatic plants​

Answers

Answer:

Explanation:

Modification  Definition  Example

1) Tendrils The leaves are modified into slender wiry and

coiled structures called leaf tendrils and support climbers to climb  Pisum Sativum

2) Spines The leaves modified into a pointed structure and usually protect them from herbivores.  Opuntia

3) Phyllode It is a green extended structure formed by the modification of petiole or rachis of leaf that carries out photosynthesis.  Acacia

4) Storage leaves Leaves become fleshy due to storage of water and food material.  Aloe

5) Cotyledons The mature embryo shows either one or two cotyledons.  Angiosperms and gymnosperms

6) Leaf bladders Some of the leaves of aquatic plants modified into leaf bladders to trap small insects.  Utricularia

7) Leaf Pitcher Lamina of the whole leaf is modified into a lid known as a pitcher which traps insects to fulfil the need of nitrogen.  Nepenthes

What is the purpose of a Punnett square?

Answers

Answer:

Punnett square is a chart that allows you to determine the expected percentages of different genotypes in the offspring of two parents

A Punnett square is a chart that allows you to determine the expected percentages of different genotypes in the offspring of two parents. A Punnett square allows the prediction of the percentages of phenotypes in the offspring of a cross from known genotypes.

Define DNA and explain the role it plays in cells and in sexual and asexual reproduction.

Answers

Answer:

it is aself replicating materialsthat is present in nearly materials for all living organisms as the main constituents of chromosome

I’m sorry but you can’t get me mad confused when you

Which zone of the reef is closest to the shore?
The reef____is a zone closest to the shore or the lagoon where the surrounding water is relatively calmer.

Answers

Answer:

https://www.usclassifiedinfo.com/forum/biology/which-zone-of-the-reef-is-closest-to-the-shore

Explanation:

This is where the answer is for the question

back reef

Explanation:

The back reef is the part of the reef closest to shore, while the fore reef is farther out to sea.

With regard to motor cortex, a population vector is the Select one: a. summed activity of the neurons in the motor cortex, including cells that are tuned to all directions. b. summed activity of the neurons in the motor cortex, including only cells that are tuned to the same preferred direction. c. activity of many neurons with different preferred directions averaged together, resulting in the final movement vector d. preferred direction of a single neuron.

Answers

Answer:

Option "B" is the correct answer to the following question.

Explanation:

A population vectors in the visual cortex is the combined activity of neurons in the motor cortex, comprising cells oriented to  Particular all direction.

If eukaryotes all came about due to endosymbiosis, what would result from that?

Answers

your question isnt clear. but endosymbiosis means earlier bigger prokaryotes engulfed prokaryotes that carried out aerobic respiration(later became mitochondria) and other prokaryotes that carried out photosynthesis(later became chloroplasts). these “now” mitochondria and chloroplasts “realised” that they couldnt survive without the bigger prokaryotes that engulfed them hence they remained part of the larger prokaryotes. hope that explains it.

Endosymbiosis occurs when larger prokaryotes envelop prokaryotes that perform aerobic metabolism (later known as mitochondria) and prokaryotic cells that do photosynthesis.

These "now" mitochondrion's "came to realise" that they really can not live without the bigger prokaryotes that swallowed them, and therefore they stayed with them. 

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Which of the following organelle pairs could ONLY be in a plant?
A. Ribosomes and nucleus
B. Nucleus and chloroplasts
C. Cytoplasm and cell membrane
D. Nucleus and mitochondria

Answers

Answer:

A

Explanation:

because it Only present plant

Answer:

A

Explanation:

because it only present in plants

Please help! Show work please!

Answers

Answer:

7. 18m = 1800 cm = 18×10² cm

8. 23 dm = 0.23 hm

9. 5 cm = 50 mm

10. 5.3 hL = 530000 mL

11. 167 mm = 0.167 m

12. 1.589 daL = 158.9 dL

13. 35.45 mg = 0.0003545 hg

14. 43 dam = 4300 dm

15. 500 kg = 500000 g

16. 700mL = 0.0007 KL

17. 130 dag = 1.3 kg

18. 59.932 mm = 59.932 × 10 –⁵ km = 59.932 × 10^–5 km

* Note; 1 m —> 100 cm1 dm —> 0.001 hm1 cm —> 10 mm1 hL —> 100000 mL = 10⁵ mL1mm —> 0.001 m1 dal —> 100 dL1 mg —> 0.00001 hg = 10^–5 hg1 dam—> 100 dm1 kg —> 1000 g1 mL —> 0.000001 kL = 10^–61 dag —> 0.01 kg1 mm —> 0.00001 km = 10^–5 km

I hope I helped you^_^

What is the Defenition of Metabolism?

a
When offspring change and develop over millions of years
b
When living things change over time.
c
The flow of chemical energy in an organism.
d
When an organism produces an offspring

Answers

Answer:

c.

Explanation:

metabolism is defined as the flow of chemical energy in an organism.

anyone help me please I need help​

Answers

Answer:

Dominant traits are always expressed when the connected allele is dominant, even if only one copy of the dominant trait exists. Recessive traits are expressed only if both the connected alleles are recessive. If one of the alleles is dominant, then the associated characteristic is less likely to manifest.

Explanation:

what type of energy transfer happens when something freezes

Answers

Alternate interior angles is the chemical answer

The___ cycle is not a nutrient cycle

Answers

Answer:

use

Explanation:

If you like my answer than please mark me brainliest thanks

the liquid produced by the skin that helps to cool down the body​

Answers

Answer:

The sweat leaves your skin through tiny holes called pores. When the sweat hits the air, the air makes it evaporate (this means it turns from a liquid to a vapor). As the sweat evaporates off your skin, you cool down.

Vaccines contains
1 point
the antigen of a pathogen
the antibody of a pathogen
the DNA of a pathogen
the DNA of human cells

Answers

Answer:

the antigen of a pathogen

What is the structure labeled E in the diagram below?

Answers

Answer:

The structure labeled E in the diagram is (B) Cytoplasm

Answer:

Cytoplasm(b)

Explanation:

Lizard is a poikilothermic animal give reason please​

Answers

Answer:

Both reptiles and amphibians are poikilothermic, which means that they cannot regulate their own body temperatures internally 

Mark Brainliest please

Poikilothermic animals include types of vertebrate animals, specifically some fish, amphibians, and reptiles, as well as many invertebrate animals.

Reptiles are cold-blooded, or ectothermic, animals. This means that they cannot produce heat in their own bodies, and have to rely on their surroundings to keep warm. This is why most reptiles are found in hot or warm climates. Reptiles often bask in the sun to get warm.

Both reptiles and amphibians are poikilothermic, which means that they cannot regulate their own body temperatures internally as birds and mammals do.

Need help it’s not
A I got it wrong

Answers

Definitely answer C
Nuclear fission it is!

What differences do insects and arachnids have?

Answers

Answer:

The main difference between the two is that arachnids have eight legs (four pairs of legs) while insects have six (three pairs of legs).Another clear difference is that arachnids don't have antennae or wings all insects, though, have antennae, and also have wings

Explanation:

HOPE IT'S HELPFUL FOR U MATE

Escherichia coli infections Multiple Choice can cause an inflammatory disease similar to Shigella dysentery. include urinary tract infections from normal flora strains. All of these choices are correct. are often transmitted by fecal contaminated water and food. involve enterotoxin in traveler's diarrhea.

Answers

Answer:

E. All of the choices are correct.

Explanation:

Escherichia coli infections

A. are often transmitted by fecal contaminated water and food.

B. include urinary tract infections from normal flora strains.

C. involve enterotoxin in traveler's diarrhea.

D. can cause an inflammatory disease similar to Shigella dysentery.

E. All of the choices are correct.


3. Which of the following most accurately represents the various feeding relationships within an ecosystem?
O A. A biomass pyramid
O B. A food chain
O C. A feeding diagram
OD. A food web

Answers

Answer:

B- A food chain

Explanation:

This answer has been confirmed as correct and helpful

what is the main reason for using a data table to collect data?​

Answers

Answer:

the correct awnser is a to understand better

Answer:

the correct answer is a because tables make data easier to understand

which of a-d below is an example of diffusion, osmosis, or neither? Explain your answer in each case. a Water moves from a dilute solution in the soil into the cells in a plant's roots. b Saliva flows out of the salivary glands into your mouth. c spot of blue ink dropped into a glass of still water quickly colours all the water blue. d Carbon dioxide goes into a plant's leaves when it is photosynthesising.​

Answers

Answer:

a. osmosis (water must pass through the cell membrane so it is osmosis) b. neither (the saliva is secreted) c. diffusion (the dye doesn't pass through a membrane) d. diffusion"

Explanation:

I'm not sure, but I hope it helps.

The examples of diffusion, osmosis, or neither are as follows:

Water moves from a dilute solution in the soil into the cells in a plant's roots: Osmosis.Saliva flows out of the salivary glands into your mouth: Neither.A spot of blue ink dropped into a glass of still water quickly colors all the water blue: Diffusion. Carbon dioxide goes into a plant's leaves when it is photosynthesizing: Diffusion.

What is Diffusion?

Diffusion may be defined as the process through which the migration of individual molecules of a substance through a semipermeable barrier from a region of higher concentration to a region of lower concentration.

While osmosis significantly involves the migration of solvent molecules from a region of lower solute concentration to a region of higher solute concentration through a semi-permeable membrane. Osmosis is thought to be the opposite of diffusion with respect to the definitions.

Therefore, the examples of diffusion, osmosis, or neither are well described above.

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How high is the ceiling in a school gym if a volleyball thrown upward from the floor at 15 m/s barely touches the ceiling before returning to the ground?

Answers

Answer:

11.47 m

Explanation:

Givens

vi =   15 m/s

a = - 9.81 m/s^2

vf = 0

d = ?

Formula

vf^2 = vi^2 + 2ad

Solution

0 = (15)^2 + 2*(-9.81)*d

- 225 = 2 * - 9.81 *d

-225 = - 19.62 * d

d = - 225/-19.62

d = 11.47 m

The height of the ceiling in the school gym from the floor is 11.48m.

HOW TO CALCULATE HEIGHT OF A PROJECTILE:

Using one of the equations of motion as follows:

v² = u² + 2as

Where;

v = final velocity (m/s)

u = initial velocity (m/s)

a = gravitational acceleration (m/s²)

s = distance traveled (m)

According to this question,

The final velocity (v) of the volleyball is 15m/sThe initial velocity is 0m/sThe acceleration due to gravity is 9.8m/s

Using the formula, v² = u² + 2as, the height of the ceiling (s) can be calculated as follows:

15² = 0² + 2 (9.8) (s)

225 = 0 + 19.6s

225 = 19.6s

s = 225/19.6

s = 11.48m

Therefore, the height of the ceiling in the school gym from the floor is 11.48m

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Name TWO disorders that may occur within this body system and discuss cause/diagnosis/treatment.

Help plz

Answers

Answer:

heart attack and organ failure

Explanation:

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