Answer:
because. it is thekejejd
Which book asserted that due to the expanding human population, the ecosystem will collapse by the middle of the twenty-first century?
Answer:
Dennis Meadow's, asserted that due to the expanding human population, the ecosystem will collapse by the middle of the twenty-first century.
Our greatest glory is not in never falling, but in rising every time we fall.what class does kingdom protoctista belong to?
Answer:
Paraphyletic group
I believe it is correct
Explanation:
Kingdom protoctista are in the eukaryotic class. They are single celled.
examples are Protozoa and dinoflagetes.
Someone plz help me :(
Answer:
c
Explanation:
Which of these not used in organic farming?
A. biological control
B. chemical fertilisers
C. compost
D. crop rotation
Answer:
B
Explanation:
Because it's the fertilisers contain chemical which is not healthy and organic.
How does the field of science gain knowledge and understanding
O by using the latest technologies
O through the testing of hypotheses
O by making value judgments
O through deductive reasoning
Science gains knowledge and understanding through the testing of hypotheses.
A hypothesis is a given explanation of a particular phenomenon from the real world, which is tested (i.e., either verified or rejected) by using the scientific method.The scientific method is a methodology based on experimental and observational procedures that allow obtaining and interpreting empirical evidence.Subsequently, the evidence obtained from experimentation and/or observation is assessed in order to accept or reject the working hypothesis.Learn more in:
https://brainly.com/question/8169133?referrer=searchResults
Answer:
through the testing of hypothese.
Explanation:
Need the answers due in a hour
Answer:
1) Description of coal:
2)Benefits of using coal for electricity
3)Negative consequences of using coal:
Explanation:
1)Coal is a black rock formed by decomposing organic material over millions of years.
2)Coal contains more energy and it is also cheaper than other fossil fuels.
3)Using coal releases more carbon dioxide than other fossil fuels and fosil fuel alternatives, causing damage to land, water and air.
What would happen if the distal tubule was longer?
Answer:
The distal convoluted tubule (DCT) is a short nephron segment, interposed between the macula densa and collecting duct. Even though it is short, it plays a key role in regulating extracellular fluid volume and electrolyte homeostasis.
write 4 over 6 in expanded form
Answer:
4 + 0/ 6 to the 1st power
Which of the following is an example of a proper fraction?
A.6/6
B.15/2
C.11/10
D.4/17
The production of offsrpings is a charatericities of life that enables the continuation of a species.
Answer:
"Reproduction" is a characteristic of life that enables the continuation of a species
Explanation:
I hope it helped
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which of the following is correct?
Answer:
Offspring are non identical
Explanation:
Describe the mammalian heart
Answer:
The heart is divided into four chambers consisting of two atria and two ventricles; the atria receive blood, while the ventricles pump blood. The right atrium receives blood from the superior and inferior vena cavas and the coronary sinus; blood then moves to the right ventricle where it is pumped to the lungs.
what is nonpoint source pollution?
A) pollutants that are found in deep water
B) pollution that comes from a source that can't be tied to a specific location
C) pollutants that are discharged from a specific location
D) pollution in the atmosphere that blocks the sun
Answer:
Pollution that comes from a source that can't be tied to a specific location.
Explanation:
Characteristics of Thallophyta
Answer:
Characteristics of Thallophyta
1. They are usually found in moist or wet places.
2. This is due to the absence of “true roots” and vascular tissue that is needed to transport water and minerals.
3.They are autotrophic in nature.
4. Most members of this group manufacture their own food.
5. Reserve food is generally starch.
hope this helpsPlease help me..
Please answer correctly
Answer:
See the procedure given in the attachment
Which is not accurate concerning plate tectonics?
a.Some continents are drifting apart
b.There are seismic activity at the margins of the crustal plates
c.The continents ride on crustal plates
d.The continents are fixed in position
Answer:
There are seismic activity at the margins of the crustal plates , I think
1. Why do you think car crash fatalities (deaths) have decreased since 1950?
Answer:
beacuse people now wear their seat belts and bc we now have stop signs
My category includes genetic material.
O carbohydrates
O lipids
O proteins
O nucleic acids
What part of the chloroplast does the
Calvin Cycle take place?
stroma
thylakoid
grana
Answer:
stroma :)))).... ... this is correct
What is an EXAMPLE of a cell found in your body?
Answer:
blood cells
Explanation:
amoeba sisters: cellular respiration
Describe an alternative name for Enzymes. Explain why is this an appropriate term?
identify iron by its properties
Iron is a lustrous, ductile, malleable, silver-gray metal (group VIII of the periodic table). It is known to exist in four distinct crystalline forms. Iron rusts in damp air, but not in dry air. It dissolves readily in dilute acids.
Standard potential: - o.44 V (Fe2+/ Fe); 0.77 V ...
Density: 7.8 g.cm-3 at 20°C
Melting point: 1536 °C
Ionic radius: 0.076 nm (+2); 0.064 nm (+3)
Describe how scientific investigations lead to new scientific questions.
Answer:
Scientific investigations produce evidence that helps answer questions and solve problems. If the evidence cannot provide answers or solutions, it may still be useful. It may lead to new questions or problems for investigation. As more knowledge is discovered, science advances.
5. A hungry person had a meal, after which the concentration of glucose and amino acids in the blood were determined. This was measured hourly as the blood passed through the hepatic portal vein and the iliac vein in the leg. The results were as shown in the table below. Time (Hrs) Concentration of contents Hepatic portal vein (Mg/100ml) Glucose Amino acids Glucose 85 1.0 1 85 1.0 85 140 1.0 125 1.5 3 130 1.5 110 3.0 4 110 1.5 90 5 90 3.0 90 6 90 2.0 90 7. 90 1.0 90 in Concentration of contents in the iliac vein of the leg (Mg/100ml) Amino acids 85 1.0 1.0 1.0 ou WNHO 2.0 1.0 1.0 a) Using the same axes draw graphs of concentration of glucose in the hepatic portal vein and the iliac vein in the leg against time (7mks) b) Account for the concentration of glucose in the hepatic portal vein from; i) 0-1 hour (2mks) ii) 1-2 hours (3mks)
Answer:
sorry for doing this but in my opinion doubt nut app is better then this
Answer:
wait im confuse?
Explanation:
Chromosomes vs. Chromatids
- Hi, I’m getting really confused- what is the difference between chromosomes and chromatids? Are chromosomes always arranged in pairs- if so then when they undergo mitosis why do they only then seem to go into pairs to split!! Sorry I’ve just always been confused about this!!
Explanation:
Chromosomes carry DNA which is the genetic material of that organism.
WHILE.
Chromatids help the cell to duplicate and in turn aid in cell division.
I HOPE THIS HELPS
Simple squamous epithelial tissue is found in blood vessels and lung tissue.
- Why is this type of tissue used in these body parts?
- Explain how the form of this tissue is important for its function.
Answer:
Because it allows the diffusion of gases.
imagine a world without food wtite
write 5 points on it
Answer:
Without food humans cant live so we cant imagine the world without food. As food is the source of energy .
which term describes water that picks up chemicals and pollutants as it moved over driveways, streets, and lawns?
A) septic water
B) runoff water
C) pure water
D) arctic water
Answer:
A or B
Explanation:
a) The term "septic" refers to the anaerobic bacterial environment that develops in the tank that decomposes or mineralizes the waste discharged into the tank.
b) Runoff is nothing more than water "running off" the land surface. Just as the water you wash your car with runs off down the driveway as you work, the rain that Mother Nature covers the landscape with runs off downhill, too (due to gravity). Runoff is an important component of the natural water cycle.
Antigen is a term that refers to proteins that are found on the plasma membrane which determine the blood type
of erythrocytes.
O True
O False
The sentence that describes antigen as "proteins that are found on the plasma membrane which determine the blood type of erythrocytes" is: False.
What is an Antigen?An antigen is a substance that when introduced into the body evokes an immune system response. They activate the white blood cells by making them fight against any invading disease in the human body.
So, the description of antigens above is false.
Learn more about antigens here:
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