Answer:
Iron beads and candies Pepper
Explanation:
Iron beads and candies Pepper
Mixtures containing substances that are attracted by magnets can be separated using a magnet. We can separate iron from a mixture of sand and iron, as only the iron is attracted to the magnet.
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How do you think the rock layers and fossils found in Red Rock Canyon can provide evidence for Earth's geologic history? What types of information can scientists learn from fossils?
Answer:
Fossils found in Canyon are crinoids, brachiopods, and sponges.
Explanation:
The rock layers and fossils found in Red Rock Canyon can provide evidence for Earth's geologic history because the canyon has marine fossils such as crinoids, brachiopods, and sponges and also contains terrestrial fossils such as impressions of leaf, dragonfly wing, scorpions, centipedes, and reptiles. So we can say that Red Rock Canyon provides a lot of evidences about geological history. The scientists learn a lot of information from fossils such determine the age of the rock, relation of different organisms with one another and ancient environments.
1. Show the possible outcomes if a women who is a carrier for baldness has children with a normal man.
Can they have a son with baldness?
Answer:
Yes they can.
Explanation:
I defined the genotypes and possible outcomes in the image attached
How might an error during transcription affect the protein that is produced?
Answer:
the protein might be unable to function
Make a list of the energy carriers involved in the Krebs cycle. Include their names before and after they accept the electrons.
Thank you!
Answer:
12
Explanation:
Match the word to the best sentence.anticodon, codon, complementary strand, DNA, DNA replication, mRNA, nucleotide, transcription, translation, tRNA
Group of answer choices
A three base pair sequence on mRNA that codes for the addition of a specific amino acid to build a protein.
This brings amino acids to the ribosome during translation to help make a polypeptide.
A three base pair sequence found on tRNA that will pair with the codon during protein synthesis.
The process that occurs during the S phase of the cell cycle and enables each cell produced during mitosis to have a complete set of genetic instructions.
This nucleic acid carries the instructions to make a protein from the nucleus to the cytoplasm.
One of the monomers of a nucleic acid, that is made of a sugar, a phosphate group and a nitrogen base.
Each half of the double helix that pairs together based on the base pairing rules.
The process of making a mRNA sequence by reading a gene on the DNA in the nucleus of a cell.
This polypeptide stores the genetic information in living organisms and is found in the nucleus of a eukaryotic cell.
After a mRNA strand attached to a ribosome, this process occurs and a protein is made.
Answer:
Is C
Explanation:
In translation, the cell uses the genetic information contained in mRNA to make the proteins that
carry out the cell’s work. The cell translates the code contained in the mRNA into a new
language, the language of proteins, based on amino acids. Other types of RNA, such as transfer
R
In this section, you will be introduced to the components involved in the process of protein
synthesis, called translation. This process requires a protein/RNA complex called the ribosome
PLEASE HELP
Which process does this picture show?*
Transcription
Translation
Replication
Transformation
What is the difference between droplet and airborne spread of viruses like the measles?
Answer:
droplet consists of exposure to larger, smaller and particles when a person is close to a infected person. airborne consist of smaller droplets even for greater distance
Identify the letter of the choice that best completes the statement or answers the question. When determining the number of significant digits in a measurement,
Answer:
B
Explanation:
Identify the letter of the choice that best completes the statement or answers the question. When determining the number of significant digits in a measurement. When determining the number of significant digits in a measurement,
a. all zeros are significant.
b. all nonzero digits are significant.
c. all zeros between two nonzero digits are not significant.
d. all nonzero digits are not significant.
According to the rule of significant figures;
all nonzero digits in a number are significant. For example, 161.45 has 5 significant digits. all zeros after nonzero digits without decimal points are not significant. For example, 12300 has 3 significant digits.all zeros located between nonzero digits are significant. For example, 2002 has 4 significant digits.leading zeros in a digit are not significant. For example, 00123 and 0.0123 have 3 significant digits each.Hence, the correct option is B.
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The letters X and Y represent missing events. Which option correctly replaces the letters X and Y?
in X, the homologous chromosomes separate, which increases genetic diversity because of Y.
OX: anaphase
Y: independent assortment
OX: anaphase 11
Y nondisjunction
Ox prophase 1
Y nondisjunction
OX: prophase 11
Y crossing over
Answer:
X: anaphase
Y: independent assortment
Explanation:
Homologous chromosomes seperate during meosis 1 while chromosomes seperate at meosis 2.
Chromosomes are structures present in the nucleus of plant and animal cells. It transfers the genetic information from parent to offspring. Humans have 23 pairs of chromosomes. In which 22 pairs are autosomes while the 23rd pair is the sex chromosome.
The correct answer is:
Option A. OX: anaphase and Y: independent assortment
The explanation for this is:
In anaphase 1 of meiosis 1, the homologous chromosome separates.In an independent assortment, the chromosomes move randomly towards the pole of the cells.Independent assortment of the chromosomes raises the genetic diversity.In meiosis, recombination happens due to which each gamete carries a unique set of DNA.Therefore, in anaphase, the homologous chromosomes separate, which increases genetic diversity because of independent assortment.
To learn more about meiosis and genetic diversity follow the link given below:
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What causes the stars to seem to disappear in the city skyline at night?
Оа
Small buildings
b
The sun
The moon
ос
Od
Light pollution
Stars seem to disappear from the city skyline at night due to light pollution caused by artificial lights.
What is light pollution?It is the excessive or less use of artificial light that disrupts the natural patterns of wildlife, disrupts human sleep, and conceals the stars in the sky.
Why do stars disappear from the city skyline?It is because in the city skyline there is excessive use of artificial lights and there is not a portion left which is not encroached by artificial lights.
Hence, option d) light pollution is the correct answer.
To learn more about light pollution, stars, and artificial light, here,
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Where does carbon dioxide end up?
Answer:
Only about 50 percent of the CO2 from human emissions remains in the atmosphere. The remainder is approximately equally split between uptake into the land biosphere and into the ocean.
Explanation:
Name the nitrogen bases that pair up to make the rungs of the DNA ladder.
Answer:
Two of the bases are purines- adenine and guanine. The pyrimidines are thymine and cytosine.
please help its due in a hour!!!!!
Answer:
1. The difference between the normal hemoglobin protein DNA sequence and the sickle cell hemoglobin DNA sequence is a base to base shift, in this case adenine (GAG) to thymine (GTG).
2. The difference affects the amino acid sequence of the protein by replacing glutamic acid (Glu) with valine (Val).
Explanation:
In sickle cell anemia, a change in the DNA nucleotide sequence is observed, where adenine is substituted by thymine, whose expression is the change in the amino acid sequence of globine β, incorporating valine instead of glutamic acid. This represents a molecular mutation - point mutation - by subtitution, which corresponds to missense mutation.
Normal hemoglobin protein in a RBC
DNA CTG ACT CCT GAG GAG AAG TCT
Amino acids Leu Thr Pro Glu Glu Lys Ser
Sickle cell hemoglobin protein in a RBC
DNA CTG ACT CCT GTG GAG AAG TCT
Amino acids Leu Thr Pro Val Glu Lys Ser
When GAG is transcribed to mRNA, the CUC codon is obtained, which codes for glutamic acid. Thymine substitution causes the DNA sequence to change to GTG, which is transcribed as CAC, the codon that encodes the amino acid valine. The change from glutamic acid to valine in β-globin causes an altered hemoglobin, giving the abnormal erythrocytes observed in sickle cell disease.
Explain an example why selective breeding is an example of biotechnology
what is an outcome of lack of oxygen?
Answer:
Blood carries oxygen to the cells throughout your body to keep them healthy. Explanation:
Hypoxemia can cause mild problems such as headaches and shortness of breath. In severe cases, it can interfere with heart and brain function. Hypoxemia that causes low oxygen levels in your body's tissues is called hypoxia.
The outcome of lack of oxygen To maintain your body's cells healthy, blood provides oxygen to every cell.
What is cell ?The smallest unit that can sustain life on its own and makes up all living things, including the body's tissues. The cell membrane, the nucleus, and the cytoplasm are the three primary components of a cell. The substances that enter and leave the cell are governed by the cell membrane, which encloses the cell.
There are two different types of cells: prokaryotic cells, which lack a nucleus but still have a nucleoid area, and eukaryotic cells, which have a nucleus. Eukaryotes can either be single-celled or multicellular, in contrast to prokaryotes, which are single-celled organisms.
From bacteria to humans, cells give all living things their structure and functionality. They are regarded as the tiniest form of life by scientists.
Thus, To maintain your body's cells healthy, blood provides oxygen to every cell.
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In order to extract DNA from strawberry cells, what will need to happen at the cellular level?
Answer:
Tiene que romperse la membrana plasmática para poder acceder al núcleo de la célula y posteriormente romperse también la membrana nuclear para dejar libre al ADN
Explanation:
____ secrete enzymes which break down dead organic matter into smaller molecules that can be absorbed.
Answers:
Detritivore
Decomposer
Producer
Carnivore
PLEASE HELP!!!!! PLEASE HELP!!!
Answer:
its "A" water flowing over a tall cliff
Explanation:
3. Two parents bring their 4-year-old son, James, to the doctor because he is having
difficulty walking. He is diagnosed with a genetic disorder called Duchenne muscular
dystrophy, which affects males much more often than females. When genetic testing of
the family is done it is found that James' grandmother, mother, and one of his sisters are
all carriers for the disease. What is the most likely inheritance pattern for this disease?
i
Answer:
from his mother
Explanation:
because they have one copy of X chromosome from their mother and if X chromosome have DMD gene mutation so he will have DMD
Which is not true in the following statements.
Binary fission is a form of asexual reproduction.
Budding is a form of reproduction.
Propagation is a form of asexual reproduction
Meiosis is a form of asexual reproduction.
can someone pleasee answer thiiisss pleasee
Answer:
Hi how are you doing today Jasmine
Please I need this now
Answer:
D!
Explanation:
Which of the following is the lysosome?
Answer:
D
Explanation:
Which treatment would be considered gene therapy?
removing an organ that is not working properly
giving medicine to match the effects of a gene
working correctly
introducing a new gene to the body
giving medicine to kill infections
Answer:
introducing a new gene to the body
Explanation:
This because gene therapy is the process where gene from genetic material or DNA is transfered or introduce into the body of a patient to treat diseases or certain infections. This is done to cure ailments. This is a process that modify the gene that is present in the patient body which is the source or cause of the disease and then make it to work normally.
Dialectical behavior therapy (DBT) is used to treat all of the following EXCEPT
O schizophrenia
O borderline personality disorder
O drug addiction
O chronic suicidal behavior
A half-life is the time required for one half of the atoms of a radioactive substance to decay. Do these special type of atoms continue to decay until they become stable atoms and they do not give off energy anymore?
Answer:
Half-life, in radioactivity, the interval of time required for one-half of the atomic nuclei of a radioactive sample to decay (change spontaneously into other nuclear species by emitting particles and energy), or, equivalently, the time interval required for the number of disintegrations per second of a radioactive
Explanation:
A towing company charges $40 to hook a car and $1.70 for each mile that is towed. Write an
equation that represents the total cost y for x miles towed. Find the y-intercept and interpret
its meaning in the context of the situation.
Given:
Fixed charges = $40
Variable charges = $1.70 for each mile.
To find:
The equation that represents the total cost y for x miles towed.
Find the y-intercept and interpret its meaning in the context of the situation.
Solution:
Let y be the total cost for x miles.
Fixed charges = $40
Variable charges for 1 mile = $1.70
Variable charges for x mile = $1.70x
Now,
Total changes = Fixed charges + Variable changes
[tex]y=40+1.70x[/tex]
Therefore, the required equation is [tex]y=40+1.70x[/tex].
Putting x=0 in the above equation, we get
[tex]y=40+1.70(0)[/tex]
[tex]y=40+0[/tex]
[tex]y=40[/tex]
Therefore, the y-intercept is 40. It means the charges to hook a car is $40 if it is towed 0 miles.
What is the significance of the sequence of nitrogen bases in a DNA molecule?
Answer:
The sequence of the nitrogen bases detremine the order of amino acids in the proteins synthesized. AKA determine the amino acids in the protein
Explanation:
A DNA is used as a template to create mRNA in a process known as transcription. Transcription occurs in the nucleus and it is catalyzed by an enzyme RNA polymerase.
mRNA moves to the ribosome, and is translated.The nucleotide sequence on the mRNA are arranged in triplets known as codons. The codons on the mRNA are read by the ribosome and used to make a protein.
Thus, the order of nitrogenous bases determines the order of amino acid sequence of the protein synthesized.
The order in which amino acids are added to newly synthesized proteins is determined by the sequence in which nitrogen bases are added.
What are nitrogenous bases?In the process known as transcription, a DNA molecule serves as a template for the production of mRNA. The nucleus is the location where transcription takes place, and the RNA polymerase enzyme is the catalyst for this process.
The translation process begins when mRNA travels to the ribosome. The nucleotide sequence on the messenger RNA is organized into triplets that are referred to as codons. The ribosome reads the codons that are written on the mRNA and uses that information to make a protein.
Therefore, the sequence of amino acids in the newly synthesized protein is determined by the order in which nitrogenous bases are added.
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Help plzzzzzzzzzzzzzzzzz
Answer:
A) It helps to separate the chromosomes
Explanation: