3characteristics of good respiratory surface​

Answers

Answer 1

thin walls.

a moist inner surface.

a huge combined surface area.


Related Questions


In the morning you eat an orange and drink a cup of coffee, both are acidic items.
What happens to the pH of the cells in your body?

Answers

Answer:The physiological response is to maintain a neutral PH.

Explanation:

Which molecules are used to form cell membranes?
A. polysaccharides
B. amino acids
C. fuphospholipids
D. fatty acids

Answers

The answer is Phospholipids. You misspelled it lol it’s C.Phospholipids

What are the 3 major parts of the circulatory system?

Answers

Answer:

heart, veins, and your skin

Explanation:

the skin keeps the blood inside your body, the heart pumps it throughout your body, and the veins carry it.

Question 7 of 25
Tropical rain forests support more species per unit area than any other
terrestrial ecosystem. What role do rain forests play in the health of the
biosphere?
A. Their colorful birds attract many tourists.
B. Their productive organisms quickly recycle nutrients.
Ο Ο Ο
C. They breed germs in pooling rainwater.
D. They keep plants from overtaking the planet.
SUBMIT

Answers

They breed germs in pooling rainwater . I hope this is the correct answer

Answer:

B. Their productive organisms quickly recycle nutrients

Explanation:


Select the correct answer
Which of the following forensic scientists identifies human remains by comparing dental patterns with existing dental records?
A forensic anthropologist
OB forensic odonatologist
OC forensic entomologist
D.
forensic toxicologist
Reset
Next

Answers

The following forensic scientist identifies human remains by comparing dental pattern with existing dental record are c

Answer:

the answer is C.

Explanation:

Which of the following forensic scientists identifies human remains by comparing dental patterns with existing dental records?

A.

forensic anthropologist

B.

forensic odontologist

C.

forensic entomologist

D.

forensic toxicologist

can the enzyme DNA polymerase be used to break down or build lactose?

Answers

Yes it could because if you look it up it will tell you that it is used to break down .

50 points were put in, and brainliest will be awarded. In a real garden, which hormones would stimulate seed germination and plant growth? How do these feedback mechanisms maintain homeostasis in plants?

Answers

Hdhhdbfbfbbdhrhdhejjrie

What are the 3 major organs of excretion and what do they excrete?

Answers

Answer:

Skin, Kidneys, And Lungs

Explanation:

Excretion is the removal of toxic materials, waste products of metabolism and excess substances from organisms. Egestion is the passing out of undigested food as faeces, through the anus. Three major organs of excretion are the skin, kidneys and lungs. Sweat glands in the skin produce sweat.

Which of the following biological outcomes is not a result of mitosis? *
Maintenance of genetic composition
Introduction of genetic variation
Repair of skin wounds
Growth of organs

Answers

Answer:

Metabolism

ayan ang sagot pri..

Which of the following options is true for aerobic and anaerobic respiration? * The answer is between C and D​

Answers

Answer:

C

Explanation:

Can I get Brainliest? plz?

Answer:

C is the correct answer.

Explanation:

This is because aerobic does in fact release large amounts of energy as opposed to anaerobic, which releases very small amounts of energy. It isn't D because in anaerobic, the products are organic AND inorganic.

The genetic material appearing like a thread in the nucleus is known as _____. the spindle chromatin DNA

Answers

Answer:

chromatin

Explanation:

I learned about this already

PLEASE HELP!! DUE IN A COUPLE DAYS

Answers

1.
Ggbb = Gray Hair red eyes
ggBB= white hair Black Eyes
ggbb = white hair red eyes
GgBb = Gray Hair Black eyes
i put the number of the question in the top left hopefully this makes sense

A student wants to perform an experiment to test the effect of different colored lights on the growth of basil plants. She sets up an experiment where multiple basil plants are placed in six different setups; one with red light, one with green light, one with yellow light, one with blue light, one with no light and one with sunlight. In each setup the plant receives the same amount of water, soil, and size of container. What is the independent variable in this experiment

Answers

Answer:

light is the independent variable, height of the plant is the dependent variable. Dependent is the effect that based on the independent.

Explanation:

lets break it down. 1) you want to know the effect of something you apply from one thing to another. Let say, if you grow your plants under the sunlight, the plants grow taller. In this case, the sunshine is the independent variable whereas the height of the plant/how tall it can grow is the dependent variable. 2)NOW, before i give the answer. The design of the question is not good for high school students. i think your teacher thinks "light" is the independent variable. 3)However, the question contains confounding variables in it because different lights might produce different effects to the height of the plants. If you want to test if plants are exposed to light grows taller than plants do not expose to light, then you should have all the lights are the same. 4) So, all the plants should be exposed to one certain light to avoid confounding. Confounding means that either red light and sunlight are both produce the same effect whereas the other colors do not help the plants to grow taller. 5)Your teacher should test one light at a time. So, if he is testing with all different colors of light, then light is the independent variable, and height of the plant is the dependent variable.

PLS PLS PLS HHELLPP MEEE

Answers

To be perfectly honest, I'm not sure what problem 32 is asking. It seems like there's set up to a question, but the actual question itself is missing.

=============================================

For problem 33, we divide the tape's distance by its time. I'm assuming that problem 33 is using the set up info from problem 32.

Recall that

distance = rate*time

we can rearrange things to say

rate = distance/time

So that's why we divide distance over time. The tape's length is effectively the distance, more or less. Imagine that one marker on the tape travels from one end of the reel to the other. It would have to travel the length of the tape when the full tape duration elapses.

----------

So,

rate = distance/time

rate = (260 meters)/(180 seconds)

rate = (260/180) meters per second

rate = 1.44 meters per second, which is approximate

I'm rounding to 3 sig figs.

If all the cougars disappeared from this community, which change would be
most likely to occur?
coyote cougar
squirrel
mouse
deer
grass
acoms
mushrooms
A. The squirrel population would increase
B. The deer population would increase.
C. The grass population would increase.
D. The coyote population would decrease.

Answers

Answer:

deer pop would increase bc nothings eating them

Answer: deers would increase in population since no predators

Explanation:

Why does the concentration of mercury in the tissues of organisms increase as it
moves through the tropic levels?

a) Animal cells absorb mercury better than algal cells do.

b) The mercury does not affect the smaller organisms.

c) The mercury in the small organisms is not activated until the larger organism
eats the mercury

d) The mercury in the cells of each organism that is eaten accumulates in the
larger animal's cells.

Answers

Answer:

The answer is D

Explanation:

I'm almost positive it's d but if not d b

4. Assertion A: Prokaryotes are identified by the membrane bound cell organelles. Reason R: Prokaryotes are considered as the primitive forms of life. *
a) Both A and R are true and R is the correct explanation of A.
b) Both A and R are true but R is not the correct explanation of A.
c) A is true but R is false.
d) A is false but R is true.

Answers

Answer:

d) A is false but R is true.

Explanation:

Prokaryotes are group of organisms that do not possess a membrane bound nucleus or any other membrane bound organelle in their cell e.g. mitochondria, endoplasmic reticulum etc. They lack such organelles.

However, they are truly considered as a primitive life form; much more primitive than eukaryotic organisms. Examples of prokaryotes are bacteria, archeae etc. Based on the above explanation, it is clear that the assertion (A) in this question is FALSE but the reason (R) is TRUE.

what type of white blood cell is activate memory cells ?

Answers

Answer:

Memory B lymphocytes.

Explanation:

Bm lymphocytes are cells involved in the secondary innate humoral immune response. They're also, like other B cells, produce antibodies after the first exposure with an antigen and then produce large amounts of antibodies shortly after another exposure to the same antigen.

Plz like and Brainly :D

Help will mark brainliest

Answers

Answer:

your arteries that are connected to your lungs are also connected to your heart and then you need to be in the vena cava which are connected to your heart as well so you need the veins

6.If a planet is considered habitable, what would that mean?

We could form new habits there.

It would NOT be able to support life

It would have conditions necessary to support life

Only humans could live there

Answers

Answer:

If a planet is considered habitable it means that the planet has all the conditions necessary to support life ,these conditions can be the presence of oxygen

1. Unit of hereditary information
2. Trait that will appear on the offspring, represented by
capital letter
3. Trait that will not appear on the offspring, represented by
small letter
4. An Austrian monk who discovered that traits can be passed
from parents to offspring.
5. Genetic makeup of an individual.
6. Physical trait or observable trait of an individual,
7. Genotype composed of similar alleles. Ex. RR-round
8. Different forms or pairs of genes.
9. Genotype composed of dominant and recessive alleles. Ex
Rr
10. It occurs when both alleles are present in an organism.
Ex. BB (black chicken) x WW (white chicken) = BW = black
and white chicken,



Nonsense report, pls pa answer brainliest ko po agad

Answers

Answer:

1. Gene

2. Dominant Allele

3. Recessive allele

4. Gregor Mendel

5. Genotype

6. Phenotype

7. Search up net, it won't let me upload the anwer

8. Diploid

9. Heterozygous

10. -

Explanation:

Pls vote  as brainliest

need help with this diagram question

Answers

Ur answer is correct it is h do not change its pls

Someone pls help me ill give out brainliest pls don’t answer if you don’t know

Answers

What do you need help on

p,ease help meeee
it's also due ​

Answers

Answer:

Golgi complex and Nucleus.

Explanation:

In the diagram, A part is refers to Golgi complex whereas B part is refers to nucleus. Nucleus controls different activities of the cell while on the other hand, Golgi complex produces proteins and lipid molecules that can be used for in other places inside and outside of the cell. The Golgi complex is a cell organelle which is also called Golgi apparatus and Golgi body.

Climate zones result in specific vegetation types developing in a region. Which
climatic region is hot and wet all year round, resulting in tropical rainforest Vegetation?​

Answers

Tropical wet and dry climate is typically observed within the tropics. The tropics are two lines of latitude at 23.5° north and 23.5° south of the Equator. Land within this area obtains direct sunlight throughout most of the year.

What are the products of cellular respiration?
A. Energy, carbon dioxide, and water
B. Oxygen, carbon dioxide, and water
C. NADPH and oxygen
D. Glucose and ATP

Answers

Answer:

A

Explanation:

Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.

So the answer is A. Energy, carbon dioxide, and water

Anyone know this problem?

Answers

Answer:yoda

Explanation:

What’s going on , I wrote the right answer it said wrong

Describe a control for the above experiment. The factor, the presence of starch (if the process of photosynthesis has taken place or not) needs to be left out. How would you do this?​

Answers

Hi their here is the Answer

During photosynthesis a plant absorbs light energy using the pigment chlorophyll. This allows it to convert carbon dioxide and water into glucose. This glucose is:

transported to the growing parts of the plant for use in respiration
transformed into cellulose, proteins and oils
turned into starch for storage
Therefore, to test if a plant has been photosynthesising, you can test the leaf to see if starch is present.

Iodine solution is used to test leaves for the presence of starch. You need to:

heat a plant leaf in boiling water for 30 seconds (this kills the leaf, stopping any chemical reactions)
add the leaf to boiling ethanol in a water bath for a few minutes (the boiling ethanol dissolves the chlorophyll and removes the green colour from the leaf - it turns white so it is easy to see the change in colour)

wash with water to rehydrate and soften the leaf and spread onto a white tile
add iodine solution from a dropping pipette
After a few minutes, the parts of the leaf that contain starch turn the iodine from brown to blue/black.

Hope this helps :)

Think about how diet and weight-loss companies advertise. How do they use bias to sell their products?

Answers

Answer:

Companies that advertise diet and weight-loss products are well-known for using false or biased advertising. These companies are biased in the sense that they present images of beauty that are subjective as if they were objectively admirable. Moreover, they can play on people's insecurities due to a bias of what a person should ideally be like. It is very important, when dealing with these type of companies, to use skepticism when examining their data. It is very likely that the data has been modified in order to provide a very positive view of the effectiveness of their products. Moreover, it is important to look at their health claims, and not just at their weight-loss claims.

Explain how the
leguminious plants assist
the growth of the
young
rubber
trees.

Answers

Answer:

The leguminous plant is applied as cover crop with rubber tree. They help in increasing the organic content in soil which aids the rubber plant to grow at the same time it prevents the soil erosion.

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