Answer:
DNA and RNA are both molecules that contain genetic information and are made up of nucleotides.
What are the controlled variables in a cell
Which is an example of osmosis?
Group of answer choices
a. oxygen moving into the bloodstream from the lungs
b. potassium ions moving in and out of an animal cell
c. carbon dioxide moving into the leaf cells of a plant
d. water moving into the root cells of a plant
Explanation:
Osmosis is about the diffusion of water in and out of cells, so the answer is D.
help for brainliest..........
I believe it is 137 kg. (the third one down)
How does
changing the
type of water
affect its ability
to absorb thermal
energy from the
Sun?
Is this a testable question or a non - testable question
Answer: Testable Question
Explanation:
testable questions are always aboutchanging one variable to see what the
effect is on another variable.
Can be answered through that involve experiments, , or surveys , investigations , observationsDONT FORGET TO MAKE ME BRAINILIST
When blood glucose levels are high and the glucose is not utilized for cellular respiration, the human body will store this glucose in the liver and muscles. In what form is this glucose stored?
A) glycogen
B) maltose
C) starch
D) sucrose
When blood glucose levels are high and the glucose is not utilized for cellular respiration, the human body will store this glucose in the liver and muscles. In what form is this glucose stored?
A) glycogen
B) maltose
C) starch
D) sucrose
Answer:
a and d ok
Explanation:
hello
On the way to school, a student rides his bike to the bus
stop. He then waits a few minutes for the bus to come
and rides the bus to school. The bus stops at school, and
he walks from the parking lot to his first class. Is the
graph of his distance always increasing? Explain.
Answer:
the distance is increasing
hope it helps
pkz mark as brainliest
Answer:
the graph is decressing
Explanation:
which best defines cohesion
Answer:
The act or state of sticking together tightly especially
Explanation:
That is one definition.
Hope that helps.
Answer:
Cohesion is sticking of particles of same substance.
Explanation:
For example we say water has cohesion property it means water molecules are cohesive with other water molecules.
The measurement of the pressure gradient of two solutions that are separated by a selectively permeable membrane is called...
A. Osmolarity
B. Equilibrium
C. Homeostasis
D. Tonicty
The osmotic gradient, which is the concentration difference between two solutions on either side of a semipermeable membrane, is used to determine a particle's concentration in a solution. Thus, Option A is correct.
What is osmolarity of a solution?Osmolarity, which is determined by the number of osmosis of a solute per liter of solution, is a gauge of solute concentration.
According to their relative osmolarity, solutions can be broadly characterized as hypertonic, hypotonic, or isotonic.
Osmolarity is important because cells cannot survive if their environment's osmolarity is significantly different from their own.
From a lower osmolarity to a greater osmolarity, water flows over a membrane. It switches from the diluted to the concentrated side, to put it another way.
Therefore, osmolarity measurement of the pressure gradient of two solutions that are separated by a selectively permeable membrane.
Learn more about osmolarity here:
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Please HELP ASAP!!! I NEED HELP ON THESE TWO QUESTIONS
Answer:
Number 4, and number 5 are C.
Explanation:
The amount of water affects the mass and height as shown on the table. The graph clearly shows that plant 1 goes up at a constant rate, while plant 2 grows a little at first, but then stops.
are the volumes larger or smaller than you expect
It takes just four hours for one bacterium to become _____.
Answer: 256 bacterium.
Explanation:
suppose a bacterium would divide once in every half an hour, this means it would be double in half an hour.
therefore, a number of the bacterium after half an hour will be 1 x 2 = 2.
After one hour, we would have doubled the number of bacterium =2 x 2
= 4.
Also, in one and a half hours, it would become 4 x 2
= 8.
In 2 hours, it would be 8 x 2 = 16.
Also in two and half hours, it would be 16 x 2
= 32.
In three hours, it would be 32 x 2
= 64.
In three and a half hours, it would be 64 x 2
= 128.
Funally, in four hours, the number of bacterium would have been multiplied to 128 x 2
= 256.
It takes just four hours for one bacterium to become 256 bacteria.
It should be noted that a bacterium will divide once in every half an hour. This implies that it'll be double in every half hour. Therefore, for an hour, there'll be 2 bacterium.
Since it doubles every half hour, in 2 hours, the value will be 16 bacteria. Therefore, the value in four hours will simply be:
= 16 × 16 = 256 bacterium.
Therefore, it takes just four hours for one bacterium to become 256 bacteria.
Read related link on:
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Similarities in animal and plant kingdom
Which term refers to the total chemical processes of the body?
A. homeostasis
B. metabolism
C. feedback
D. respiration
Answer:
respiration is process.....
of chemical formation by body
All organisms have organs and/or body systems. True or False?
Unicellular organisms can be
Prokaryotes
Ameoba
bacteria
all of the above
Answer:
all of the above
Googgles are worn during science experiments
Answer:
yes
Explanation:
So chemicals don't get in your eyes.
Answer:
goggles sre worn so that a person can be saved from any chemical bomb or side affects
Which statement describes a similarity between asexual reproduction and sexual reproduction? Both processes involve fertilization. Both processes involve cell division. Both processes produce genetically identical offspring. Both processes require two parents.
Answer:
The correct answer is B. Both processes involve cell division.
Explanation:
Both asexual and sexual reproduction involve cell division; they are means of creating offspring.
Only sexual reproduction involves fertilization, so we know that choice A is incorrect. Only asexual reproduction produces genetically identical offspring, so choice C is also incorrect. Finally, only sexual reproduction requires two parents, so choice D is not correct either.
This leaves us with choice B as the correct answer.
Hope this helps!
Answer:
Answer is B
Explanation:
I got 92%, so there's a 2/25 chance that this answer is wrong, pls tell me if it's wrong
How fast do particles move in a liquid?
Answer:
In liquids, particles are quite close together and move with random motion throughout the container. The particles move around fast in all directions but run into each other more than gas particles because they're more tightly compact.
Did that help???
Need help ASAP! 20 points! I will give BRAINLIEST!
Explanation:
2.004 * 1^11 is not in scientific notation as there is no power of 10 written. We note that 2.004 * 1^11 equals 2.004, which can be written as 2.004 * 10^0.
What is the independent variable in the graph?
Answer:
x axis is the independent variable
Explanation:
If a patient was diagnosed with mitochondrial disease, what cells would NOT be likely to be responsible for their symptoms?
Answer:
the mitochondria cell
Explanation:
1) A class collected water samples from a nearby pond and wants to observe the samples for
microorganisms. Which microscope would be the most appropriate for the students to use?
A. Dissecting microscope
B. Compound light microscope
I
C. Transmission electron microscope
D. Scanning electron microscope
Answer:
Compound light microscope
Explanation:
This is the ideal microscope because it requires the passage of harmless beam of light through the specimen.Since the pond contain living creatures this is best to use.
C and D both require the transmission of beam of electrons through a sample. D depends on the reflection of the electron after scanning the specimen surfaces and sent this to the lenses of the observer.(C)involved the passing of the beam of electrons through the specimen the interaction of the electrons with the atoms in the specimen(,therefore in both cases these specimens can not be wet and living.
The specimen should be dry in both cases and therefore non -living ,because the chamber for the specimen must be a vacuum,and living organism can not survive in the vacuum. Thus pond water can not be used as specimen because the specimen in the water but me be living.
80 POINTS
What does Eureka mean, and who is famous for using the word and why?
What was so clever about what Archimedes did?
Answer:
Explanation:hhjnj
Which organic compound is not found in the cell membrane?
Answer: Lignin
Explanation:
Classification systems:
Can somebody help me please
Are all the same
Are all different
May vary with the taxonomists
None of these
Explanation:
Classification system are system with distribution of classes created according to common relations or affinities.
1. Match the following
a. Monomer
b. Polymer
C. Silk
d. Polythene
e. Polyester
i.natural fibre
ii. Made of ethylene units
iii. Synthetic fibre
iv Single unit of a long chain
v. Long chain made of many single units
Answer:
a. Monomer....iv Single unit of a long chain
b. Polymer...v. Long chain made of many single units
C. Silk...i.natural fibre
d. Polythene...ii. Made of ethylene units
e. Polyester...iii. Synthetic fibre
When many _______ are connected by ________ we call it a polysaccharide.
When many monosaccharides are connected by glycosidic bonds we call it a polysaccharide.
Many building blocks are joined together to make a large biological
macromolecule. This chain of sub-units is called a(n)...
A- Isomer
B- Monomer
C- Dimer
D- Polymer
does the phase of the moon follow an pattern
Answer:
Yes.
Explanation:
The most obvious patterns of the moon are the phases of the moon, which move in a month-long cycle. Because the moon reflects its light from the sun, only the part of the moon that faces the sun is visible. ... Another quarter way through the cycle, the other half of the moon is visible; this is known as the third quarter.
Can someone help me please please help me please it’s today please
And show the work please please