World class swimmers can swim the 100 meter freestyle in about 55
seconds. What is their approximate average speed?
A. 1.82 m/s
B. 1.67 m/s
C. 1.91 m/s
D. 0.55 m/s

Answers

Answer 1

Answer:

A. 1.82 m/s

Explanation:

1.82 m/s is the best and true answer


Related Questions

For both clinical and cosmetic reasons, plastic surgeons inject substances into connective tissue underlying the skin epidermis. This plumps up areas deficient in soft tissue, and is used to reduce surgical scars or wrinkles, for example. Which normal connective tissue components are good candidates to be injected as fillers in this type of procedure

Answers

Answer:B.) collagen

C.) glycosaminoglycan

Explanation:

PLEASE HELP FAST PLEASE ASAP HURRY

Answers

Answer:

A number is a correct answer

if your results support the hypothesis when it becomes

Answers

if your hypothesis is supported then good job! you made a good hypothesis. next you should collect your results and put them into a table to share

Make a molecule between 11Na and 2He and name it.

Answers

Answer:

Na2He

Explanation:

This is the correct answer

Is cell division a continuous process?

Illustrate with an example

Answers

Answer:

Cell division is the means of reproduction in unicellular organisms whereas it is the means of tissue growth and maintenance in multicellular organisms. ... In adults, cell divisions are involved in renewing old tissues rather than growth.,ya it is continuously processing

A conservation biologist is working to protect elephant seal populations. Elephant have a classic type I survivorship curve with very low levels of juvenile mortality and high survivorship rate. They insist that reducing threats to adults is more important than protective juveniles. Are they correct

Answers

Answer:

Elephants and Classic Type I Survivorship Curve

The conservation biologist is correct.

Explanation:

Classic type 1 survivorship curve means that mortality of elephants increases as they age, and their fecundity (or fertility) decreases as they age.  Therefore, reducing the threats to adults should be more important than protecting the younger elephants.  The younger elephants have higher rates of survival and fecundity than their older parents.

The following chart lists taxonomy classifications for seven organisms. Some have just one classification, while others have a subclassification. Which four classifications best match the classifications of your fossils? Research the classifications if you don’t know their characteristics.

Classification
Organism 1 Brachiopoda
Organism 2 Mollusca, Gastropoda
Organism 3 Arthropoda, Trilobita
Organism 4 Chordata, Actinopterygii
Organism 5 Pteridophyta
Organism 6 Nematoda
Organism 7 Ascomycota
Now complete the following table to explain your reasoning for the classification of your fossils.

Answers

After doing some research I got a close answer.

The table is correct except for the very first one being fossil A. I didn't get that one correct so don't use that one.

Answer:

Explanation:

Organism 1- Brachiopoda Fossil D

Organism 2- Mollusca, Gastropoda Fossil A 

Organism 3- Arthropoda, Trilobita Fossil C

Organism 4- Chordata, Actinopterygii none

Organism 5- Pteridophyta Fossil B

Organism 6- Nematoda none

Organism 7- Ascomycota none

What are the student’s observations and inferences before he starts his investigation?

Answers

Answer:

Hypothesis. A Hypothesis is an estimation of what might happen and the student's observation before moving on to investigate.

Which outcome is a direct result of hydrogen bonding?

Answers

cohesion and adhesion

Answer:

Cohesion and Adhesion

Explanation:

The precursor of EGP is translated from a transcript that has had one non templated nucleotide added to the open reading frame. This change does not create or eliminate a stop codon. Compared with the protein sGP, which is produced from the unedited transcript, EGP most likely has the same primary:

Answers

Answer:

Explanation:

It was added somewhere in the middle. Since this is a frameshift, everything downwind of the addition will most likely be different.

The question is basically asking, if you change everything from the middle to the end of an amino acid sequence, which end changes and which end would remain the same?

It basically asks, when amino acids are assembled into proteins, are they built from the amino to the acid direction, or the acid to the amino direction?

The answer is that amino acid sequences are always assembled N to C, much like nucleotide sequences are built 5 to 3.

An increase in the biodiversity of an ecosystem leads to an increase in its productivity.

True
False

Answers

Answer:

true

Explanation:

The change in frequency of bean types over generations demonstrates how natural selection drives evolution by changing allele frequencies within a population.

a. True
b. False

Answers

A.True hdhdhdheshdhhdhdhd
The answer is true change in frequency of bean type over generation demonstrates

You get the idea to go check to see if you grandmother's car is missing so you go into the garage and find her car there, with the keys in the ignition, and this piece of paper on her front seat. Can you uncover the code she left you?

attached below

Answers

Answer:

A2 B1 C4 D1

Explanation:

Where is DNA found in the cell??????

Answers

The DNA is found in the nucleus of the cell

After fertilization occurs, the zygote undergoes cleavage and gets converted into 2,4,8 and subsequently a 16 celled stage known as morala. Thereafter certain changes occur in the morula and a blastocyst is formed. The blastocyst then gets implanted in the wall of the uterus.
A.3days

b. 6 days

c 10 days

d 14 days

Answers

Answer:

B. 6 days

Explanation:

I don't know a proper explanation, but overall it takes approx 6 days for the blastocyst to get implanted in the wall of the uterus.

.1.2 The type of control shown in the diagram is known as

Answers

Answer:

which diagram

Explanation:

I hope you understand

is mucous an enzyme or harmone​

Answers

Answer:

It's an Enzyme.

Explanation:

It is a viscous colloid containing inorganic salts, antimicrobial enzymes (such as lysozymes), immunoglobulins (especially IgA), and glycoproteins such as lactoferrin and mucins, which are produced by goblet cells in the mucous membranes and submucosal glands.

Enzymes secreted by the lining of the stomach to aid digestion are specially designed to function under what conditions?
a. Low temperature
b. Low pH
c. High pressure
d. High pH

Answers

Answer:

A, Low tempature

Explanation:

Im sure you know what denaturing is by now, and denaturing of an enzyme happens when it gets too hot, so Low tempature is the answer, hope this helps, mark me a brainliest if you can

Name three ways that humans benefit from the use of seedless plants

Answers

Answer:

They support life by being the first vegetation to spring up on harsh terrain where soil is scarce. Even when they perish, seedless plants give back to nature. Certain seedless plants like moss and liverworts actually leave behind a layer of fertile soil for other plants when they perish.

Explanation:

Seedless plants have historically played a role in human life through uses as tools, fuel, and medicine. Dried peat moss, Sphagnum, is commonly used as fuel in some parts of Europe and is considered a renewable resource.

Nguyên nhân gây bệnh quáng gà ở người là do:đâu

Answers

Answer:

nearsightedness, or blurred vision when looking at faraway objects cataracts, or clouding of the eye's lens retinitis pigmentosa

Explanation:

Help meeee!!!!
Why is it necessary to check total aerobic microorganisms in microbiological quality control but not to test total anaerobic microorganisms?

Answers

Answer:

While many microbes are harmless to humans, others can cause serious problems. They can spoil food, introduce toxins, cause disease and lead to a host of other problems. The importance of microbiological testing is to quickly identify these contaminants and treat them before they do irreversible damage.

Explanation:

Aerobic bacteria are bacteria that can grow and live when oxygen is present.

Which statement applies only to the axial skeleton not the appendicular skeleton

Answers

It protects the heart and lungs

what is osmolarity of mammalian urine?​

Answers

Answer:

The osmolarity of mammalian urine may vary over time. The osmolarity of mammalian urine varies little between species. Mammalian urine is always hyperosmotic to blood. The osmolarity of mammalian urine may vary over time.

Explanation:

I hope it will help you

Why DNA synthesis is faster than RNA synthesis?is there any advantage of being faster?

Answers

Answer:

Explanation:

I read it's has to do with the amount of nucleic acid that must be synthesized. RNAs are tiny compared to DNA, so there is little selection pressure for speed. Also, multiple RNA polymerases can initiate simultaneously, effectively increasing the synthesis rate

Answer:An obstacle to the triviality of the first issue includes the fact that DNA polymerase replicates DNA at a rate of 10-15 times faster than RNA polymerase transcribes DNA so that these enzymes inevitably collide if they attempt to function concurrently and co-directionally

Explanation:

At any given instant, only a fraction of the genome (total DNA) is being transcribed. Consequently, speed is not necessary.

prove that Sin^6 ϴ-cos^6ϴ=(2Sin^2ϴ-1)(cos^2ϴ+sin^4ϴ) please sove step by step with language it is opt maths question ​ ​

Answers

Using basic identities in trigonometry....

Using the Venn diagram (above) can you come up with some ways that the different perspectives
overlap? What do they all have in common? Write a few words of commonalities for each overlap in
the Venn diagram. Can you find one in common for all three?

Answers

Answer:

you have not posted any Venn diagrams, so it is of an impossible feat for anyone to assist in your problem

Importances of bacteria to humans​

Answers

Answer:

Bacteria are very important to humans, both for good and for bad, due to their chemical effects and the role they play in spreading disease. In their beneficial effect, some bact

Some bacteria are used for the production of antibiotics which is useful to human


Which of the following correctly lists functions o
proteins?
transporting substances, creating proteins,
and fighting disease
being the blueprints for life and the bases of
heredity
providing structure, regulating cell processes
and creating movement
O sending messages, providing structure, a
creating proteins

Answers

Answer:

please follow me

Explanation:

providing structure, regulating cell process and creating movement.

Imprinting can be cell-type specific; for example, this region of chromosome 15 is ONLY imprinted in neurons and a few other specific cell types, but it is not imprinted in most cells in the body, such as bone, liver, and heart cells. Which of the following statements are true about a healthy individual without Prader-Willi or Angelman syndrome? ( Choose two answers)
a. Maternal and paternal copies of SNRPN are expressed at the same level in heart cells.
b. The maternal and paternal copies of UBE3A are differentially expressed in bone cells.
c. The maternal copy of SNRPN has DNA methylation at its promoter in liver cells.
d. Expression of the paternal copy of UBE3A is silenced in neurons.

Answers

Answer:

The correct answer is - A and D.

Explanation:

Genetic imprinting is DNA modifications that result in changing the expression but not the sequence. Factors That affect such changes present both within and outside the cell.

It is a result of the silencing of either maternal or paternal alleles in a pair. This occurs random and leads to phenomenon like X-inactivation. The mechanism involves methylation of the DNA to be silenced. paternal copy of UBE3A is silenced in neurons.

how does a viral immunization help prevent disease

Answers

Answer:

When people get vaccinated they there will be less change of transfer of communicable diseases

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