Definition of biology?

Answers

Answer 1

Answer:

the study of living things

Explanation:

Hope this will help

Answer 2

Answer:

the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution.

Explanation:

The word biology is derived from the greek words /bios/ meaning /life/ and /logos/ meaning /study/ and is defined as the science of life and living organisms. An organism is a living entity consisting of one cell e.g. bacteria, or several cells e.g. animals, plants and fungi.


Related Questions

Where does translation occur?

a
nucleus
b
golgi
c
ER
d
ribosomes

Answers

Answer: ribosomes

Explanation:

How do triglycerides play an important role in human metabolism?

Answers

Answer:

Triglycerides play an important role in metabolism as energy sources and transporters of dietary fat. They contain more than twice as much energy as carbohydrates. They are the main constituents of body fat. Hope it helps ❤️

In which of the following does the land being moved contain approximately 60% water?
O landslide
slump
O mudflow
creep

Answers

Answer:

Landslide

Explanation:

Homologous recombination occurs in a heterozygote in which alleles D and d differ by a single base pair. The D allele has a G (a GC base pair) at one position, whereas the d allele has a C (a CG base pair) at the same position. If branch migration causes heteroduplex formation across this position, what is the expected outcome

Answers

Answer:

Mismatch DNA repair mechanism recognizes the abnormal base pairing (G-G base pair) and may correct it by converting the D allele to d

Explanation:

The DNA mismatch repair can be defined as a specialized mechanism that recognizes and repairs errors in the nuclotide sequence (such as, for example, bases erroneously incorporated) during DNA replication and recombination. The DNA mismatch repair is a system that also acts to repair the DNA after damage. It has been shown that the DNA mismatch repair mechanism leads to the generation of a DNA molecule with one chain that has the nucleotide sequence arising from DNA repair and one parental chain. In this case, it is expected that the DNA mismatch repair mechanism will identify the abnormal G-G base pairing and then this system may change the D allele to a d allele by introducing a C base instead of a G base in the DNA strand.

How has fossil fuels been a benefit getting us to modern day times

Answers

Answer:

The United States gets 81% of its total energy from oil, coal, and natural gas, all of which are fossil fuels. We depend on those fuels to heat our homes, run our vehicles, power industry and manufacturing, and provide us with electricity.

Explanation:

Drag the tiles to the correct boxes to complete the pairs.
Identify the types of inheritance based on the expression of alleles in the organism.

Answers

Answer:

Presence of many alleles for the trait to be expressed --> Multiple

Presence of two alleles for the trait to be expressed --> recessive

Presence of a single allele for the trait to be expressed --> dominant

Answer:

            Presence of two alleles for the trait to be expressed: recessive

            Presence of many alleles for the trait to be expressed: multiple

            Presence of a single allele for the trait to be expressed: dominant

Explanation:

Edmentum

what is the cause of down syndrome

Answers

Answer:

there is multiple causes is this an acual question??????

Explanation:

the mRNA will have the base sequence--​

Answers

Answer:

Determining mRNA Sequence

DNA is used as a template for the cell to build mRNA. DNA utilizes four bases, adenine (A), guanine (G), cytosine (C), and thymine (T), in its code. RNA also uses four bases. ... Therefore, if your DNA sequence is 3' T C G T T C A G T 5', the mRNA sequence would be 5' A G C A A G U C A 3'.

Explanation:

Hope this will help

What is digestion and how does it work

Answers

Answer:

Digestion is the breakdown of large insoluble food molecules into small water-soluble food molecules so that they can be absorbed into the watery blood plasma. In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream.

Explanation:

Digestion works by moving food through the GI tract. Digestion begins in the mouth with chewing and ends in the small intestine. As food passes through the GI tract, it mixes with digestive juices, causing large molecules of food to break down into smaller molecules. The body then absorbs these smaller molecules through the walls of the small intestine into the bloodstream, which delivers them to the rest of the body. Waste products of digestion pass through the large intestine and out of the body as a solid matter called stool.

how is mitosis different from mitosis ​

Answers

Answer:

Mitosis produces two diploid (2n) somatic cells that are genetically identical to each other and the original parent cell, whereas meiosis produces four haploid (n) gametes that are genetically unique from each other and the original parent (germ) cell.

(a) How plants propagate
through sexual mode of
reproduction?

Answers

Explanation:

this is the answer please mark me as brainleist

What is Anatomy and why is it important for evolution?

Answers

Answer:

Anatomy is the branch of science concerned with bodily structure of humans, animals, and living organism,especially as revealed by dissection and the separation of parts. It is important for evolution because it determines the evolutionary relationship between organisms and weather or not they have something in common.

To enhance your happiness, positive psychologists would encourage you to do which of the following?
Select one:

a.
Have a large social network.

b.
Focus on a small but integrated social network.

c.
Focus only on whether your social network provides tangible things.

d.
Make sure you join an organized religion, and not just a spiritual community.

Answers

it’s b. very positive!!

In order to enhance your happiness, positive psychologists would encourage you to focus on a small but integrated social network. Thus, the correct option for this question is B.

Who are Psychologists?

A Psychologist may be defined as a type of person who is an expert or specialist in the field of psychology. It is a person who specializes in the detailed study of mind and behavior or in the treatment of mental, emotional, and behavioral disorders.

Psychologists generally work on the happiness, prosperity, and emotional thinking of an individual. According to him, if you want to enhance your happiness, you must require to concentrate on an integrated social network.

This will definitely authorize you to remain positive, and happy, and allow mental peace to a larger extent.

Therefore, positive psychologists would encourage you to focus on a small but integrated social network in order to increase your happiness. Thus, the correct option for this question is B.

To learn more about Psychologists, refer to the link:

https://brainly.com/question/12011520

#SPJ2

How does a single fertilized egg cell develop into so
many different types of specialized cells?

Answers

Answer:

They both cannot produce all cells. Multipotent- limited to replacing cells in the tissue where they are found.

Explanation:

Can light cause glue to dry

Answers

Answer: No. Light can only change things by warming them up, so it cannot cause glue to dry. Hope this helps. Can you give me brainliest pls

Explanation:

During cell reproduction, inherited information is carried by.
genes
bacteria
cytoplasm
nuclei

Answers

in most cases, genes! hope this helps!!

Answer:

During cell reproduction, inherited information is carried by:

A. nuclei

B. bacteria

C. cytoplasm

D. genes

The answer is D genes

Explanation:

what is the scientific name of frog​

Answers

Answer:  Anura

Explanation:

Answer:

The scientific name for a frog is Anura.

when the cart hits the wall, what happens to the block on top?
why?​

Answers

Nothing it have to be a harder impact in other to do damage a cart will one crack the area it had impact to.

which process takes place last in the development of a human bean

Answers

Answer:

Neurulation of organogenesis is the last stage of human development. The gastrula stage forms three germ layers called ectoderm, mesoderm, and endoderm

Answer:

i think it's encodam..

You are studying a new gene "X" that you think controls skin color in Bearded Dragons. In order to determine what gene X does you need lots of gene X DNA to work with. So, you decide to amplify it through the process known as PCR. You have a forward and a reverse primer that have been designed to gene Xf – a gene in frogs that is similar to the one found in the Bearded Dragon. You are pretty sure that these two primers will work in Bearded Dragons, so you decide to go ahead with the PCR. In frogs, the Forward Xf primer binds gene Xf between nucleotides 32 and 47. The Reverse Xf primer binds between nucleotides 1110 and 1135. What size PCR product would these two primers create if they amplified the frog gene Xfp

Answers

Answer:

The correct answer is - 1103 bp.

Explanation:

PCR or polymerase chain reaction is a process that uses a primer to amplifying the desired segments of DNA molecules. It is a technique that can amplify a million copies of the DNA segment.

given:

forward primer binds from - 32 to 47

reverse primer binds from - 1135 to 1110

PCR product would be between - 32 to 1135

So, product size would = 1135-32 = 1103.

Thus, the correct answer is - 1103.

Match the description to the stage of new born reflex it represents

Answers

1 is b. 2 is a. 3 is c.
1: b 2: a 2:c:))))))))

this is the outer part of the earth and contains the crust and upper mantel

Answers

The answer will be Lithosphere


10. An animal has two eyes, six legs and no wings. Which group does the
animal belong to?
(1) bird
(3) insect
(2) fish
(4) mammal​

Answers

Answer:

I think it's insect......

please somebody help will mark ​

Answers

this claim can be rationalized if colorblindness is a recessive trait on the X chromosome because only women can have 2 X chromosomes, and u need 2 of a recessive trait for it to be present

Suppose the 3' splice site is mutated from AGG to ACG. Predict the consequence of this mutation. Choose one: A. Splicing would occur as normal because this splice site is less important than the 5' splice site. B. Splicing would occur as normal but there would be a point mutation in the mRNA and final protein sequences. C. Splicing would not begin if the 3' splice site is altered. D. Splicing would begin but not be properly completed if the 3' splice site is altered.

Answers

Solution :

The correct order of the RNA splicing is :

1. The BBP and the U2AF is to bind the A in branch point site in the intron, but the U1snRNP binds the 5' splice site.

2. U2snRNP helps to bind the branch point site while U4/U6 and the U5snRNP binds the 5' slice site.

3. 5' end of intron binds branch point adenine and forms a lariat.

4. Conserved adenine in branch point site attacks 5' splice site thus cutting the RNA at 5' splice site.

5. Lariat is released and then degraded.

6. The 3' end of first exon interacts with 3' splice site and forms a new bond in the sugar phosphate backbone.

When the 3' splice is altered, then the splicing begins but are not properly completed due to the altered activity of the full introns that will be present in mRNA.

Darwin suggested that plants pollinated by long tongued insects would benefit by having long flowers. To measure the advantaged of having long flowers, Johnson and Steiner (1997) experimentally shortened 68 of 140 flowers. The remaining flowers were control. One week later, 24 out of the 68 shortened flowers had received pollen, whereas 18 out of the control flowers had received pollen. Estimate the odds ratio of not receiving pollen after flower shortening, as compared to control flowers

Answers

Answer:

The possibility of not receiving pollen for shortened flowers is 64.7% and for the control group it is 75%.

Explanation:

Pollination carried out by insects help plants spread their pollens and multiply. Contrary to Darwin's suggestion, the experiment results prove that having long flowers decreases the chances of pollination by long tongued insects as it is shown in the experiment.

The odds ratio of not receiving pollen after the flower shortening can be calculated as 64.7% compared to the odds of flowers that were not shortened which have a possibility of 75% of not receiving pollen.

I hope this answer helps.

DIFFERENCE BETWEEN REAL FLOW AND MONEY FLOW?​

Answers

Real flows refer to the flow of the actual goods or services, while money flows refer to the payments for the services (wages, for example) or consumption payments.

Answer:

Money flow and real flow are two main aspects of the circular flow of income economic model. Real flows refer to flow of actual goods or services while money flows refer to payments for the services

what is a centromere

Answers

Answer:

the region of a chromosome to which the microtubules of the spindle attach, via the kinetochore, during cell division.

Explanation

brainliest?

Answer:

A centromere is where the two chromtid of a chromosome meets.. It meant the centre

g To generate a vaccine to pertussis toxin, a heat-killed preparation of Bordetella pertussis (the bacteria that produce pertussis toxin) is mixed with a purified preparation of the inactivated toxin protein. The mixture is then injected subcutaneously into mice. In an effort to enhance the antibody response to the toxin, a group of test mice is depleted of all their dendritic cells immediately prior to immunization. However, instead of enhancing the antibody response, the dendritic cell depletion nearly eliminated the anti-toxin antibody response because why

Answers

Answer:l

Explanation:

'the fern are more terrestrially adapted 'explain this statement​

Answers

Answer:

The reason for this is that both moss and fern species are relatively primitive plants that are only Imperfectly adapted to a terrestrial environment. ferns have both roots and vascular tissue and therefore, can grow larger than moss species, but like the mosses, ferns require water for reproduction.

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