any help on this question?
NEED HELP DUE TODAY PLZ HELP ME I AM STUCK PLZ PLZ PLZ HELP ME!!!!
If a cellular toxin caused structure D to dysfunction, which of the following answer choices would be the most likely effect of this issue?
Choose 1 answer:
(Choice A)
A
The cell would be unable to store genetic information.
(Choice B)
B
The cell would be unable to complete cellular respiration.
(Choice C)
C
The cell would be unable to complete photosynthesis.
(Choice D)
D
The cell would be unable to store food, water, and waste.
Answer:
The cell would be unable to store food, water and waste D..
This is oceanography.
Answer:
c
Explanation:
An alteration in the nucleotide sequence of a gene can alter the gene product. Each sentence is made up of three‑letter words, representing mRNA codons. THE FAT CAT SAT THE CAR WAS RED SHE HAS THE DOG The same sentences are written with a substitution, deletion, or insertion, much as a gene may have a substitution, deletion, or insertion mutation. Identify which sentence represents a substitution, which represents a deletion, and which represents an insertion.
Answer:
This question is incomplete as the sentences depicting mutated sequences are not included. The complete part is:
1) The cat was red 2) The fat aca tsa t 3) SHE Has The DG
The answers are:
1. The cat was red - Substitution
2. The fat aca tsa t - Insertion
3. SHE Has The DG - deletion
Explanation:
A mutation, as stated in this question, is an alteration in the nucleotide sequence of a gene, which can alter the gene product. In this question, each sentence is made up of three‑letter words, representing mRNA codons. The sentences are:
THE FAT CAT SAT
THE CAR WAS RED
SHE HAS THE DOG
1. A substitution mutation is that mutation involving the replacement of a nucleotide by another in a sequence. In the sentence; THE CAR WAS RED, R letter was replaced by letter T, hence, the sequence/sentence changed to THE CAT WAS RED.
2. An insertion mutation involves the addition of a nucleotide into the original sequence. In the sentence/sequence; THE FAT CAT SAT, letter A was added in between "fat" and "cat" to change the sentence to THE FAT ACA TSA T.
3. Deletion mutation involves the removal of a nucleotide from an original sequence. In the sentence/sequence; SHE HAS THE DOG, letter O was removed from the sentence to change it to SHE HAS THE DG.
You are studying a mysterious organism. The organism has tentacles and is attached to the sea floor. It survives by stinging food and Tatching plankton with its tentacles. What type of invertebrate is this? annelid or arthropod or echinoderm cnidarian or poriferan
PLEASE HELP MEEEEEE
Answer:
Cnidarian
Explanation:
Answer:
This would be a cnidaria
Explanation:
"any of a phylum (Cnidaria) of radially symmetrical, aquatic, invertebrate animals that have a hollow digestive cavity opening to the outside by a single opening surrounded by one or more nematocyst-studded whorls of tentacles, that occur as single or colonial sessile, typically columnar polyps or usually free-swimming, bell-shaped medusae, and that include the corals, sea anemones, jellyfishes, hydras, and Portuguese man-of-wars" -Mirriam-Webster
Research Ouestion: How do breathing (ventilation) and pulse rates respond
to exercise?
What are the characteristics of an effective hypothesis?
Answer:
First, a good hypothesis must be testable and falsifiable. We must be able to test the hypothesis using the methods of science and if you'll recall Popper's falsifiability criterion, it must be possible to gather evidence that will disconfirm the hypothesis if it is indeed false.
Explanation:
Answer:
Most teachers will ask that you state your Hypothesis as an If, Then, Because question as it will help your thought proccess and make it easier to create a hypothesis.
Explanation:
For example:
If the plant doesnt get sunlight, then the plant will die because It can no longer photosynthesize.
The density of solid aluminum is 2.70 g/cm3. If a 1g piece of aluminum is dropped in a cup of water, what will happen to the aluminum? (The density of water is 1.00 g/cm3.) It will sink to the bottom. It will float to the top. It will hover in the middle. It will move up and down.
Answer:
The correct answer is: It will sink to the bottom
Explanation:
Density is the mass of substance per volume. If we compare the density value of water (1.00 g/cm³) and aluminum (2.70 g/cm³), we can see that:
density aluminum > density water
(2.70 g/cm³) > (1.00 g/cm³)
Thus, when we put solid aluminum in a cup of water, the aluminum will have more weight than surrounding water, so it will drop to the bottom of the cup.
If a 1g piece of aluminum is dropped in a cup of water It will sink to the bottom. Therefore option A is correct.
When comparing the densities of two substances, the denser substance tends to sink while the less dense substance tends to float.
In this case, the density of aluminum (2.70 g/cm3) is greater than the density of water (1.00 g/cm3). Therefore, when the 1g piece of aluminum is dropped into the cup of water, it will be denser than the water and sink to the bottom of the cup.
Option B, C, and D are incorrect because they describe scenarios where the aluminum would need to be less dense than water in order to float or hover in the middle.
Therefore option (A) It will sink to the bottom is correct.
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what are polar molecules
Answer:
Polar molecules are molecules that are differently charged than those they are bonded with. The distribution of electrons in these molecules are not even.
Explanation:
1. Identify What characteristic is used to
determine whether an organism is a first or
second-level consumer
Answer:
first-level consumers are mostly herbivorous animals, second-level consumers are carnivores that prey on first-level consumers.
Explanation:
Primary consumers cannot eat anything but plants and secondary consumers evolved to be able to hunt primary consumers because they are usually larger and need more energy than plants could provide.
First-level consumers are always herbivores organisms that depend only on the producer or autotrophic plants whereas Second-level consumers get their energy from herbivores and producers in their ecosystems.
Trophic levelsProducers are the first trophic level. Herbivores are the second trophic level. First-level consumers do not eat other consumers, only plants or other producers.
First-level consumers are always herbivores organisms that depend only on the producer or autotrophic plants. Second-level consumers get their energy from herbivores and producers in their ecosystems.
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A Chlorella cell viewed through a microscope is 0.00005 m wide when the magnification is 2000.
What is the actual size of the cell?
Answer:
0.0025micrometer.
Explanation:
To calculate the actual size of the image, the formula to be used is
Actual size=Image size÷magnification.
The image size is 0.00005 wide
Magnification is 2000
First, convert the image size to micrometer.
=0.00005 × 1000000
50micrometers.
Actual size= 50÷2000
Actual size = 0.0025
The actual size of the cell will be
"0.0025".
MagnificationAccording to the question,
Image size = 0.00005 or,
= 0.00005 × 1000000
= 50 micrometers
Magnification = 2000
We know the relation,
→ Actual size = [tex]\frac{Image \ size}{Magnification}[/tex]
By substituting the above values,
= [tex]\frac{50}{2000}[/tex]
= 0.0025
Thus the above answer is appropriate.
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PLEASE HELP ME—THIS IS TIMED!
Answer:
frfrfrfrfrfr
Explanation:
What is a non example of plate tectonics?
PLEASE HELP!
Answer:
china plates
Explanation:
you half to describe what the people are doing in the picture
Osmosis Assignment
For questions 1-3 a cell which is 96% water is placed into the following environments. Answer each question and indicate whether each solution is hypotonic, hypertonic, or isotonic.
A solution of 100% water.
What is the direction of water movement?
Is in the direction of increased solute concentrations.
Does the cell shrink, swell, or have no change in size?
When water diffuses out of the cell, the cell shrinks.
Which type of solution is this?
Hypertonic
A solution of 4% sucrose.
What is the direction of water movement?
Does the cell shrink, swell, or have no change in size?
Which type of solution is this?
A solution of 12% sucrose.
What is the direction of water movement?
Does the cell shrink, swell, or have no change in size?
Which type of solution is this?
Place an “x” in the correct box in the chart below:
Statement
Hypotonic Solution
Hypertonic Solution
Isotonic Solution
The concentration of the solute in the solution is lower than the concentration inside the cell.
x
When a cell is placed in this solution, water will enter the cell causing it to swell.
x
The concentration of the solute in the solution is the same as the concentration inside the cell.
x
The concentration of the solute in the solution is higher than the concentration inside the cell.
x
Putting a plant in this solution will result in water loss and cause the plant to wilt.
x
The cell will shrivel when placed in this type of solution.
x
When a cell is placed in this type of solution, there will be equal amounts of water moving in and out of the cell.
x
Use each of the terms below just once to complete the passage:
glucose
cell membrane
homeostasis
organism
balance
selective permeability
Living cells maintain a homeostasis by controlling what materials enter and leave. Without this ability, the cell cannot maintain balance and will die. The cell must regulate internal concentrations of water, Glucose , and other nutrients and must eliminate waste products. Homeostasis in a cell is maintained by the Cell membrane, which allows only certain particles to pass through and keeps other particles out. This property of a membrane is known as Selective permeability. It allows different cells to carry on different activities within the same Organism.
Egg Osmosis Lab
Students in Biology class conducted a lab experiment to demonstrate osmosis using chicken eggs. The raw eggs were first soaked in vinegar for 24-48 hours to dissolve the shell. What was left was a very simple cell with a cell membrane. The eggs were massed, observed. and the data was recorded in the table below. On the first day of the lab the students placed their eggs into sugar syrup and left them overnight. The next day in the lab the eggs were removed from the syrup, carefully dried, observed, and massed again. Next the eggs were placed in distilled water and left overnight. The following day the eggs were removed from the water, carefully dried, observed, and massed.
Mass of egg (grams)
Appearance of egg
Day 1 (initial)
80.8
Transparent, squishy, feels sort of like a water balloon.
Day 2 (after syrup)
63.2
Egg feels softer and empty or deflated. It has shrunk and appears much more yellow.
Day 3 (after distilled water)
105.3
Egg is very large and feels like it might burst.
Describe what happened to the egg when it was placed into the sugar syrup in terms of osmosis.
Was the sugar syrup a hypertonic, hypotonic, or isotonic solution?
Describe what happened to the egg when it was placed into the distilled water in terms of osmosis.
Was the distilled water a hypertonic, hypotonic, or isotonic solution?
Answer:
Woah, woah, woah. Dude you put way too much. Nobody's gonna do a whole packet/assignment for you even for 50 points lol. And that's against the rule of the website (you can be punished if you're caught). But here's some osmosis basics.
Explanation:
If the cell has more water than its environment, it is hypertonic (think hyper like when you have a lot of sugar) The cell will want to release water. This may cause the cell to shrivel or shrink.
If the cell has less water than its environment, it is hypotonic (think hippos. they like to eat. hippo=hypo) The cell will absorb water, which may cause the cell to expand, swell, or even pop.
If the cell has the same amount of water/ proportion of water to other materials then nothing will really happen, and it will be isotonic. (Think isolated, where it doesn't have any interactions with other things.)
Solute= Thing being dissolved. (salt, sugar, etc.)
Solvent= Thing that dissolves the solute. (water, etc.)
Solution= The mixture of solute and solvent. (water + salt, etc.)
For some of the hypotheticals on this just think of what would happen if you did some of these experiments. What do you think would happen? Do research, and next time, don't post your whole packet lol. It's a waste of your points. And when you ask questions, take your time to formulate and describe the question as clearly as you can, so that we can help. Don't just copy and paste your lab assignment.
Thanks for asking your question,
Bob
Which of the following expresses -7 as m/n in simple form ?
Answer:
A (-7)/(1)
Explanation:
(-7)/(-1) would be a positive 7.
7/1 would be a positive 7.
(-7)/(0) would be 0.
Which phrase best describes the dependent variable in an experiment?
Answer:
The dependent variable changes in response to the independent variable.
Explanation:
Think of it like cause (independant) and effect (dependant).
Answer:
It changes in response
Explanation:
If the mass the rock is 50 grams , what is the density of the rock
Answer:density
=
2.9
g/cm
3
Explanation:
We're asked to find the density of the rock, given some mass and volume information.
We're given that the mass of the system before the rock was added was
120
g
. The mass after the rock was added was
250
g
, so the rock's mass is
m
rock
=
m
final
−
m
initial
=
250
l
g
−
120
l
g
=
130
l
g
−−−−−
The initial volume of water in the graduated cylinder was
30
mL
, and the volume after the rock was added read
75
mL
, so the rock's volume is
V
rock
=
V
final
−
V
initial
=
75
l
mL
−
30
l
mL
=
45
l
mL
−−−−−−
The equation for the density of the rock is
density
=
mass
volume
And so we have
density
=
130
l
g
45
l
mL
=
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
∣
∣
∣
2.9
l
g/mL
=
2.9
l
g/cm
3
∣
∣
∣
−−−−−−−−−−−−−−−−−−−−−−−−−
Explanation:
I need help..........
Answer:
NP I WAS ABT TO HELP
Explanation:
Can someone help me please
Answer:
dog is made up of cell
fast moving stream is not
dog uses energy
fast moving stream doesn't use energy
dog responds and adjusts to changes
fast moving stream does not respond to changes but it can adjust to changes by going right through and object or around an object.
Explanation:
dog is a living organism
water is not
dog uses energy to move and do things
water does not have energy because it depends on something else to move it
dogs respond and adjust to changes because it has a response to stimuli
if water is fixed to go into a direction it will try to keep going in that direction
If the total number of homes with pet is 400 the number of homes with
a cat is?
Answer:
depends
Explanation:
how many homes does dog have. my minecraft house has 3 dogs .
Answer:
The pet insurance industry got its start almost a century ago in Sweden where about half that country’s pets are now insured. In North America, Veterinary Pet Insurance Co., a subsidiary of Nationwide, sold its first pet insurance policy in 1982 to cover the dog playing Lassie on television.
Explanation:
Hope this helped, if not let me know anad I will get u a better answer
-have a great day! :)
10. The solute concentration inside a cell is higher than its surroundings, as
shown to the right. What process would cause more solutes to enter the cell?
a. passive transport
b. active transport
c. diffusion
d. osmosis
Answer:
The first cultures in New Mexico ___________________.
a.
developed a series of ancient roads.
b.
were hunters and gatherers.
c.
built multistoried houses from adobe.
d.
were primarily farmers.
Please select the best answer from the choices provided
A
B
C
D i thin-k
Explanation:
Answer:
why you lookin for these answers
How do older female killer whales help their family
Answer:
Senior mothers are also under pressure to share food with their sons, so that they're able to reproduce as well. It also makes sense for these mothers to assist their sons because as the mothers grow older, they are increasingly related to whales in other, neighboring pods via their sons' calves.
14. In many flowers, the pistils and stamens reach maturity at different times.
Considering what you know about pollination, why would this be an advantage
to the plant?
la polinisasion si ayuda a las plantas
A gene can be defined as which of the following
Answer:
A gene is an extremely specific sequence of nucleotide monomers that has the ability to completely or partially control the expression of one or more traits in every type of living organism. Genes are formed from deoxyribonucleic acid (DNA) and, in the case of some viruses, ribonucleic acid (RNA) polymers.
Explanation:
Can I have brainliest
are these the question:
a specific chemical found in the nucleus of a cell that governs all aspects of its structure and function
a foreign protein that causes the immune system to create an antibody
an identifiable portion of a strand of DNA that contains the instructions for a single structure or function
a small, nontoxic amount of a foreign substance
Answers: C
Without the skeletal system, the body could not carry oxygen in the blood.
Please select the best answer from the choices provided.
ОТ
OF
Answer:
t
Explanation:
Without the skeletal system, the body could not carry oxygen in the blood. The given statement is true.
What is skeletal system?
The skeletal system in the body is composed of muscle tissue, ligaments, and bone. It is in the bone marrow that hematopoiesis (development of blood cells) occurs. These hematopoietic stem cells (HSCs) from red bone marrow differentiate into erythrocytes, platelets, and lymphocytes. Bone marrow is found in the connective tissue interior of bones.
In a healthy person, the concentration of oxygen also called O₂ saturation in arterial blood is in the order of 97 and 100%, both at rest and during exercise.The concentration of oxygen in blood is a parameter that depends on proper respiratory function, and varies according to whether the blood is arterial or venous, where this percentage is lower.
Therefore, Without the skeletal system, the body could not carry oxygen in the blood. The given statement is true.
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About how many biochemical reactions do enzymes catalyze?
Answer:
They can catalyze up to several million reactions per second
Explanation:
what are the three main parts of an atom
Answer:
Electrons, Neutrons and Protons
Which statement describes the role of the organism indicated by the blue arrow in the food web?
Answer:
The Answer is D-A primary consumer that obtains its energy from the consumption of plants
Explanation:
I took the test
When people breed animals from the same breed, it leads to increased or decreased gene variation in the offspring.
Answer:
decreased
Explanation:
Answer:
it increase
Explanation:
