Answer:
A. reproduction
Explanation:
X- it's not oxidation because oxidation is just a reaction in which atoms of an element lose electrons
X- it's not respiration because it's literally just taking a breath; breathing
X- it's not perspiration because perspiration is just sweating
✔- reproduction is making copies of the same kind.
¹ex.
fish + fish = another fish with both genetics from mom and dad, looking like a copy of them
____ secrete enzymes which break down dead organic matter into smaller molecules that can be absorbed.
Answers:
Detritivore
Decomposer
Producer
Carnivore
A researcher is studying the effects of caffeine on the rate of sunflower growth to determine if caffeine stimulates sunflower plants to grow taller. What is the null hypothesis for this experiment?
Answer:
A null hypothesis would be that caffeine doesn't stimulates sunflower plants to grow taller.
Explanation:
Null hypothesis: In research methods, the term "null hypothesis" is described as a type of hypothesis that proposes that there's no difference between specific characteristics of a particular data gathering process or population.
Function: The main aim of "null hypothesis" is to prove whether or not a specific test or study is supported and is separated from the researcher's own decisions and values. It is responsible for providing a way to a given study or test and is represented by H0.
If a population size begins to_______rapidly, this can be a signal that extinction is coming.
Answer:
decreases
Explanation:
any decrease in the population can lead to a signal of extinction
any increase is result of rapid growth
Which statement about the inheritance of blood types in humans is most likely to be correct?
- Type O is dominant to both Type A and Type B
- Type B and Type O are co-dominant to Type A
- Type A and Type B are co-dominant to Type O
- Types A and O are co-dominant to Type B
Answer:
Type b and a my answer promise copy this now
Explanation:
if a blue eyed offspring is formed from black eyes parents, what type of character is the blue eye dominant or recessive? expalin with the help of a chart
Answer:
If a blue-eyed offspring forms from black-eyed parents, the blue-eyed trait must be recessive.
Explanation:
The blue-eyed trait is the recessive one because otherwise it could not come from parents with black eyes. A recessive trait is only expressed when both alleles for that trait are the same, and can only come from parents with the same trait, or heterozygotes.
In this case, both parents must be heterozygous, i.e. carriers of the recessive allele. If black eyes is B and blue eyes is b, then the genotype of the parents would be:
♂ Bb♀ BbIn a Punnett square can be seen the crossing:
Bb X Bb
Alleles B b
B BB Bb
b Bb bb
Where the offspring could be:
Bb black eyes 50%.BB black eyes 25%bb blue eyes 25%Therefore, if blue eyes is the recessive trait, as if it were the dominant trait it could not be the product of black-eyed parents.
The study of a living being is called biology.
The correct answer is recessive genes or mutation.
The character in the living organism is due to the gene present in the body. The genes are present in a pair. The single gene is known as an allele. The two alleles are as follows:-
DominantRecessiveIn this question, the parents have a black color eye but the offspring has blue color eyes. This is due to recessive gene inheritance because this gene is dormant in their parent and shows its character in this generation.
The chances of this case are 1/4 out of total.
The mutation is also the reason for the blue eyes because the abnormal change beside the population is called a mutation.
Hence, the correct answer is Recessive and mutation.
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How are genetic relationships represented?
Answer:
Genetic relationships are analysed based on the comparison of allelic identity or differences, regardless of the number of SNPs that differ between two alleles of a gene, which simplifies the analysis.
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 this a picture of
chromatin
sister chromatids
homologous pair
single strand of DNA
Explanation:
sister chromatids
Propose an explanation as to
why beta cells would have a
greater concentration of rough
endoplasmic reticulum and
ribosomes than some other cell
types.
Answer:
The intense and constant activity of insulin synthesis explains why pancreatic beta cells possess more rough endoplasmic reticulum and ribosomes than other cells.
Explanation:
Both ribosomes and the rough endoplasmic reticulum are necessary for protein synthesis to occur. In cells whose function is to produce substances, such as glands, the content of these cellular structures is higher in order to fulfill their function.
The pancreatic beta cells, located in the islets of Langerhans, have the function of synthesizing insulin, an endocrine hormone in charge of regulating the glucose content in the blood. Because the beta cells constantly produce insulin, their content of rugged endoplasmic reticulum and ribosomes is high, in order to satisfy the demand for this hormone in the body.
3.
Which stage of human development might be MOST concerned with cognitive function?
middle adulthood
adolescence
early adulthood
advanced adulthood
Answer:
Preschoolers, ages three to six, should be at the "preoperational" stage of Piaget's cognitive development theory, meaning they are using their imagery and memory skills. They should be conditioned to learning and memorizing, and their view of the world is normally very self-centered.
Explanation:
so early adulthood think so
The stage of human development that might be most concerned with cognitive function is advanced adulthood. The correct option is D.
What are cognitive functions?Cognitive functions are the psychological functions that are the mental processes that are done to express feelings and actions. They are eight types of cognitive functions.
In advanced adulthood, humans use most of the cognitive functions of the body.
Thus, the correct option is D, advanced adulthood in regard to the stage of human development.
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Which of the following are true of enzymes?
Specific enzymes can only facilitate one or two reactions.
Enzymes are not changed by facilitating a reaction.
Enzymes lower the activation energy of a reaction.
Each specific enzyme can facilitate many different reactions.
Enzymes are specialized proteins.
Enzymes raise the activation energy of a reaction.
Answer:
Enzymes raise the activation energy of a reaction
What are the kingdoms of life that scientists use to classify organisms?
A. Bacteria, Protista, Fungi, Plantae, Animalia, Phylum
B. Archaebacteria, Phylum, Family, Plantae, Animalia, Eubacteria
C. Eubacteria, Archaebacteria, Protista, Fungi, Phylum, Species
D. Eubacteria, Archaebacteria, Protista, Fungi, Plantae, Animalia
Answer:A
Explanation:
Organisms are classify on the basis of kingdoms Bacteria, Protista, Fungi, Plantae, Animalia, Phylum. Therefore, option (A) is correct.
How do we classify organisms?Organisms can be classified according to any number of criteria, including overall similarities, colors, ecological functions, etc. However, it is generally agreed that the most useful way for scientists to organize biological diversity is to group organisms according to shared evolutionary history.
It is divided into phyla or divisions, which are further subdivided into classes. Further divisions include order, family, genus and species, in that order. Thus, species is the basic unit of classification.
Organisms are usually grouped together based on their unique characteristics. The classification of an organism often provides useful information about its evolutionary history and which other organisms are related to it.
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Dr. Sanchez and her team have observed an unusual star in the Andromeda galaxy. Their data suggests that the star is being consumed by a nearby black hole. They write a scientific paper about their work and submit it to a scientific journal. Other scientists read their paper and look for the unusual star as well. The other scientists are participating in which activity?
Answer:
so the answer is peer review
Explanation:
Yes, other scientists are participating in this activity not in a direct way but in an indirect way. The scientists are participating in peer review.
What is galaxy?The scientific paper was written by scientists which provide the data and conclusion of entire experiments. To write scientific experiments we need to collect data, frame hypotheses, research methodology, and find out the conclusion are some of the steps to writing a scientific paper.
Testing hypotheses often involves designing experiments. In the given experiment Dr. Sanchez found that star is consumed by a nearby blackhole. But other scientist found the unusual star as well.
This suggests that both scientist thought on different aspect. This suggest peer review.
Therefore, Yes, other scientists are participating in this activity not in a direct way but in an indirect way.
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please answer fast I'll mark brainliest
Match each structure to its function anther protects the flower bud ovule produces pollen sepal contains egg cells petal O surrounds the reproductive structures
Answer:
anther: produces pollen
ovule: contains egg cells
sepal: protects the flower bud
petal: surrounds the reproductive structures
Explanation:
Answer:
anther: produces pollen
ovule: contains egg cells
sepal: protects the flower bud
petal: surrounds the reproductive structures
how do hot objects preduce heat
Help Please. Is 15 points fair for 5 questions?
Which provides the most direct source of energy for a hurricane?
O warm ocean water
O rising, swirling winds
O heating of the air by the sun
O friction with the ground
What structure(s) in the nucleus of the cell is DNA found?
Answer:DNA is normally found as a loosely contained structure called chromatin within the nucleus, where it is wound up and associated with a variety of histone proteins. When a cell is about to divide, the chromatin coils tightly and condenses to form chromosomes
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
Describe how an organism's genotypes codes for their phenotype. In your answer use the vocabulary terms: Phenotype, genotype, DNA, mRNA and protein. Please dont answer if you dont know it.
Answer:
The organism's genotype encodes their phenotype because the genotype corresponds to the characteristic that is determined by genes —formed by fragments of DNA— which are transcribed into mRNA to be translated into amino acid sequences in the synthesis of proteins, determining the morphological and functional characteristics of an organism, that is, its phenotype.
Explanation:
Genotype corresponds to the genetic information contained in the DNA, according to the sequence of nucleotides in its molecular structure. This genotype includes characteristics or polymorphisms that define the appearance and function of living beings.
Each DNA molecule constitutes a chromosome, formed by genes —DNA fragments— each of which determines specific characteristics.
When DNA is transcribed into mRNA, information is being sent that is necessary for the incorporation of amino acids into a protein that is being synthesized. The proteins, in turn, determine morphological and functional characteristics that constitute the phenotype of an individual.
FILL IN THE BLANK!!!
genotype is the____pair of alleles (TT)____of an organism. And phenotype is the____apperence__of an organism
Answer:
THIS IS IT
Explanation:
The genetic makeup of an organism (ex: TT). Phenotype, The physical ... from each parent). This pair of alleles is called a genotype and determines the organism's appearance, or phenotype. ... A Punnett square can be used to predict genotype and phenotypes of offspring from genetic crosses
The photos shown below illustrate a case of synpolydactyly, a genetic abnormality characterized by two phenotypes: partially or completely duplicated fingers or toes, and webbing between fingers or toes. The same mutations that give rise to the human phenotype also give rise to a similar phenotype in mice. In which family of genes do you think these mutations occur?
Answer:
The correct answer is - Hox gene.
Explanation:
Synpolydactyly is a joint presentation of syndactyly is the condition of the partially or completely duplicated fingers or toes and weblike development in between toes and fingers.
This takes place due to the Gene of HOX family that has mutated to rise this condition in the individual. The gene that is responsible for this genetic condition is the mutation in the D13 gene.
The correct answer is - Hox gene
Plz help me Plz
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.
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can someone pleasee answer thiiisss pleasee
Answer:
Hi how are you doing today Jasmine
What are some benefits to evolutionary adaptations?
Answer:
1.A new species
2.Adding to world population
3.More to learn
Explanation:
what is the effect of glucagon?
Which organelle is generally larger in plant cells than in animal cells?
A mitochondrion
B. nucleus
C. ribosome
D. vacuole
Answer:
D.VACUOLE
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, I’m confused and have little time!
1. How does your DNA differ from other peoples?how is it similar
2.How does your DNA differ from a strawberries DNA? How is it similar
Answer:
1.DNA is more than 99% similar between any two people. All the differences in how we look, feel, behave and the differences in our health are due to less than 1% difference
2.In humans each of these cells have 2 copies of the DNA, but in strawberries each of these have 8 copies of the DNA that means strawberries have 4 times as many copies of DNA as humans, making it 4 times easier to see.
Explanation:
a population of 100 insects that live in an area 100 square meters has a density of 1 insect per square meter. what’s this an example of?