Answer:
A supermassive black hole is a perfectly ordinary black hole that happens to be really, really big.
The majority of galaxies, including our own milky way galaxy, contain supermassive black holes, supermassive black holes that are millions to billions of times more massive than our sun.
What is a supermassive black hole?Supermassive black holes and ordinary black holes with masses ranging from millions to billions of solar masses are very hefty, to the mass of more than around the sun.
In further detail, stellar-mass black holes have masses that range from around 50 times our sun's mass to about 3 times our sun's mass.
Therefore, in comparison, supermassive black holes are millions to billions of times more massive than our sun and have a mass of more than around 50,000 times that of our sun.
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Can anyone please help?
1. autotroph
2. taxonomy
3. unicellular
4. kingdom
5. prokaryotic
In fruit flies, the gene for eye color is located on the X chromosome, and the red eye allele (R) is dominant
to the white eye allele (r). A carrier female is mated with a male fly with genotype X
rY. Which of the
following statements best describes the expected outcome of the cross?
a. The chance of an offspring having red eyes is 75%
b. The chance of an offspring having white eyes is 50%
c. The chance that a male offspring will have white eyes is 0%
d. The chance that a female offspring will have red eyes is 100%
Answer:
b. The chance of an offspring having white eyes is 50%
Explanation:
So the genotype of the male fly is X^r Y. This means the male has white eyes because he only has one X chromosome, so he will express whatever allele is on that chromosome.
The genotype of the female fly, though, is X^R X^r. This is because carriers are heterozygous for traits, and the sex chromosomes of most females is XX (with some exceptions, like XXX, or X (Turner syndrome)).
If we cross this, what are the outcomes? Do a Punnett square. You get the genotypes of X^r X^R, X^r X^r, X^R Y, and X^r Y. The expected phenotypes are a red eye female, white eye female, red eye male, and white eye male.
Now, let's look at the choices:
A.: The chance of an offspring having red eyes is not 75%; it is 50%.
B.: The chance of an offspring having white eyes is 50%!!!
C.: The chance that a male offspring will have white eyes is 50%, not 0%.
D.: The chance that a male offspring will have white eyes is 50%, not 100%.
Sooo, it's B!
Why is it difficult for scientist to find fossils from the pre-Cambrian period
Replicating the texture of shark skin to inhibit the ability of bacteria to attach to medical surface is an example of what application of biotechnology
A.Biochemical engineering
B. Biomimicry
C. Bioprospecting
D. Environmental biotechnology
Answer:
Biomimicry
Explanation:
During the last century, both global temperatures and men’s average height have increased. Do these correlated trends mean that the increase in men’s height caused the increase in global temperature? yes ___ no ___ Explain why or why not.
1. Discuss how natural selection affects animal behavior and how behaviors can affect the survival of an animal species
Answer:
Animal behavior includes all the ways animals interact with other organisms and the physical environment. ... Behavior is shaped by natural selection. Many behaviors directly increase an organism's fitness, that is, they help it survive and reproduce.
What kind of energy is this?
The iron you used to iron your clothes.
Answer:
conduction
Explanation
conduction energy is through touching the object
How many Coronavirus strains are in the World and tell me 3 Names of the strains
Answer: The 3 The names of them are
MERS-CoV, (MERS)
SARS-CoV, (SARS)
SARS-CoV-2
Column A
1.
Organisms, known as producers in the food chain; capable of making their own food (photosynthesis):
Organisms, known as producers in the food chain; capable of making their own food (photosynthesis)
2.
Second broadest taxonomic classification of organisms.
:
Second broadest taxonomic classification of organisms.
3.
Organisms made up of only one cell.:
Organisms made up of only one cell.
4.
A process or system of describing the ways in which organisms are grouped/classified according to similarities.
:
A process or system of describing the ways in which organisms are grouped/classified according to similarities.
5.
Cell that does NOT contain a nucleus.:
Cell that does NOT contain a nucleus.
Column B
a.
Unicellular
b.
Prokaryotic
c.
Kingdom
d.
Taxonomy
e.
Autotroph
Answer:
I’m very confused
Explanation:
Could u take a pic of it?
Explain how conservation efforts have positively impacted ecosystems.
Conservation efforts have played a crucial role in mitigating the loss of biodiversity, protecting ecosystems, and promoting sustainable development.
Conservation efforts have had several positive impacts on ecosystems. Firstly, the establishment of protected areas and conservation reserves has helped preserve and restore natural habitats, providing a safe haven for wildlife and plant species. This has led to the recovery of many endangered and threatened species, contributing to the overall biodiversity and ecological balance.
Conservation efforts also promote sustainable resource management practices. By implementing regulations and guidelines for fishing, hunting, logging, and other human activities, ecosystems are protected from overexploitation. This helps maintain healthy populations of species, prevents habitat degradation, and ensures the long-term availability of resources.
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What sequence of events causes a dead zone?
I need help on this real quick, please.
Which substance can be separated by physical means and it is not the same throughout?
A: a compound
B: a heterogeneous mixture
C: a homogeneous solution
D: an element
Answer:
B
Explanation:
a heterogeneous mixture
Answer:
B
Explanation:
hetro means differant (not the same.)
When proteins help transport molecules in and out of the cell, it is called
When proteins help transport molecules in and out of the cell, it is called active transport.
Answer: Facilitated diffusion is the diffusion of solutes through transport proteins in the plasma membrane. Channle proteins gated and carrier proteins are three types of transport proteins that are involved in facilitated diffusion.
Some single-celled organisms make copies of themselves through mitosis. Which decribes the function of the cell cycle in such single-celled organisms?
reproduction
repair
growth
protection
Answer:
The answer is A
Explanation:
Answer:a
Explanation: i just took the test
Which chromosome is involved in Prader Willi and Angelman Syndrome?
A) Chromosome # 46
B) Chromosome # 1
C) Chromosome # 15
D) Chromosome #23
Answer:
C.
Explanation:
Answer:
Chromosome 15
Explanation:
Which statements correctly describe Arizona’s legislative branch? Check all that apply.
The House is made up of 30 members.
The Senate is made up of 30 members.
The House has 16 standing committees.
Bills passed by the House go directly to the Governor.
Members are elected by Arizona’s citizens.
Answer:
b. The Senate is made up of 30 members
c. The House has 16 standing committees
e. Members are elected by Arizona's citizens
Explanation:
got it 100% right on EDGE 2021
What percent of the offspring will be red, if we cross two pink tulips?
75 %
50 %
25 %
Answer: 50
Explanation:you are combining two pink to the possibility of the tulips being red will be 50 50
It is a case of incomplete dominance. 25% of the offspring will be red. Therefore, option C is correct.
What is incomplete dominance?When two heterozygous alleles in a gene interact with each other, their traits are expressed partially, because they both are not dominant on each other. This type of dominance is called incomplete dominance.
It is not necessary to do a test to identify the heterozygous in incomplete dominance. The phenotype and genotype ratio is the same in this dominance. Incomplete dominance is different from co-dominance.
When two heterozygous pink tulips (Rr) cross, then 25% red (RR), 50% pink (Rr), and 25% white (rr) tulip flowers are produced. The phenotype and genotype ratio will be 1:2:1. Therefore, option C is correct.
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14. A genotype is the
phenotype is the
that an individual has for a character, while the
of a character.
a. Physical traits; alleles
b. Expressed alleles; unexpressed alleles
C. Alleles from mom; alleles from dad
d. Set of alleles; physical appearance
Answer:
A genotype is the genetic alleles (combined one from each parent), and phenotype is the physical appearance of said trait.
Explanation:
With peas—
YY is the genotype
Yellow peas in the phenotype
So i forgot what the genetic code is and how its read can somebody please be kind and help me..
Answer:
i d
Explanation:
During photosynthesis,light energy is converted to chemical energy
Answer:
True
Explanation:
Because during photosynthesis carbon dioxide is formed which is a chemical
Answer:
True
Explanation:
Photosynthesis is the process in which light energy is converted to chemical energy in the form of sugars. In a process driven by light energy, glucose molecules (or other sugars) are constructed from water and carbon dioxide, and oxygen is released as a byproduct.
The basic unit of structure and function of living things is the
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Answer:
the answer will be cells
Examine the picture of an onion root tip with cells in various stages of the cell cycle. A student claims that interphase is the longest stage of the cell cycle. Another student claims that mitosis is the longest stage. Using evidence from the photo, determine which student is correct and why. A) Mitosis is the longest stage because anaphase requires more time to separate chromatids. B) Interphase is the longest stage because chromosomes are visible in the majority of the cells. C) Mitosis is the longest stage because the majority of the cells in the photo are replicating their DNA. D) Interphase is the longest stage because the majority of the cells in the photo have uncondensed chromatin and are not dividing.
Answer:
B
Explanation:
the longest phase in the cell division is interphase because the DNA replication occurs in this phase
As per the image interphase is the longest stage because the majority of the cells in the photo have uncondensed chromatin and are not dividing. The correct option is D.
What is cell cycle?The cell cycle, also known as the cell-division cycle, is the sequence of events that occurs in a cell that causes it to divide into two daughter cells.
A cell cycle is the series of events that takes place in a cell as it grows as well as divides.
A cell spends the majority of its time in what is known as interphase, where it grows, replicates its chromosomes, and prepares for cell division. The cell then exits interphase, goes through mitosis, and divides completely.
Interphase is the longest stage, according to the image, since the maximum of the cells in the photo have uncondensed chromatin as well as are not dividing.
Thus, the correct option is D.
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Your question seems incomplete, the missing image is attached below:
What is a drug?
What is the difference between medicines and recreational drugs ?
Give two examples of legal recreational drugs?
Give two example of illegal (against the law) drugs?
What is a depressant?
Give two effects that a depressant drug has on the body.
Give two long term effect of taking a depressant drug.
What is a stimulant?
Give one example of a legal stimulant and one example of an illegal stimulant.
What are the effects of taking a stimulant?
Answer:
recreational - enjoyment i.e. weed, alcohol (legal)
shrooms, lsd (illegal)
liver or lung failure
stimulant- helps asthma and other things example. dexedrine
the effects of taking stimulants is loss of appetite, increased heart rate, elevated blood pressure and body temperature, interrupted sleep patterns, panic, hallucinations, and irritability.
also a drug is a medicine or other substance which has a physiological effect when ingested or otherwise introduced into the body.
How does light behave around opaque, transparent and translucent
Need answer ASAP please
NO copy and paste thanks!
Answer:
Transparent objects allow all the light to pass through them. Opaque ones allow no light to pass through. Translucent allows light to go through but the area in it is no visible to determine the object
Explanation:
Think of Transparent as a window u can see straight through it is clear.Think of Translucent as a window with cold fog on the window light can come through it but you can't see whats outside.Think of Opaque as a black chalkboard light reflect on it but light cannot go through it
How many alleles for one trait are normally found in the genotype for an organism
Answer:
2
Explanation:
Match the labels with the symbols on the weather map. cold front warm front low pressure 40-knot winds overcast skies high pressure
Answer:
^^; Hope this isn't too late!!!
Explanation:
You'll see my answer is completely verified, as I got them all right when I took the test XD
The number of waves that pass through a fixed point per second is the (amplitude, frequency, wavelength)
of the wave. This value increases when the (amplitude, frequency, wavelength)
of the wave decreases
Answer:
Frequency / Wavelength
Answer:
frequency and wavelenght
Explanation:
True or False: Too much carbon in seawater prevents clams, snails, and other
sea animals from growing their shells.
Answer: False................
Answer:
False
Explanation:
Carbon is one of the most abundant resources for sea animals, and they actually need a lot of carbon to grow their shells.
Select the correct answer
Nelly was reading about ecological pesticides. She found a wel
They are then used as pesticides because they are abrasive
te that said that skeletons of some organisms settle as sediments in the ocean
pests. Which organism is the article discussing?
A
dinoflagellates
B.
diatoms
C
green algae
D.
euglenolds
E
amoeba
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Answer:
B. diatoms
Explanation:
plato
Answer:
B. Diatoms
Hope this helps!
Explanation:
A long fetch will produce low, slow waves. True False
Answer:
False?
Explanation:
A long fetch will produce Large waves.
