How do hox genes allow for a large variety of animal forms?

Answers

Answer 1

Answer:

Hox genes are space-temporally expressed and thus play a major role in determining body organization during embryo development of animals  

Explanation:

The Hox genes are evolutionarily conserved genes that encode major transcription factors during animal development, which are involved in the expression of target genes that regulate the formation of different parts of the body along the anteroposterior body axis. These genes contain an evolutionarily conserved DNA sequence called the homeobox. Hox genes are often organized in clusters that are space-temporally (sequentially) expressed during animal development, thereby inducing the formation of specific structures in the correct places of the body. The co-linear expression pattern of these clusters functions to ensure a normal developmental fate along the anteroposterior axis.


Related Questions

If the amount of food or resources available increases, the carrying capacity for an animal would?


Answers

Answer:

Increase

Explanation:

Edpuzzle 2021

The carrying capacity for an animal would increase.

Availability of food resources

Animals are often used by travellers or farmers to carry different types of loads. Such animals include the donkey, buffalo, oxen, elephant, horse, camel and yak.

Such animals derive energy from already produced foods which is required by their body to support the heavy loads carried by them.

When the food or resources available increases the carrying capacity of these animals are expected to increase because more energy is being made available.

Learn more about food here:

https://brainly.com/question/21896808

What is it called when faeces are passed out of the body?

Answers

A bowel movement

Another way of saying it would be using the word, “ excrement ” I believe.

Si un carnívoro requiere diariamente 3 000 calorías, ¿qué cantidad de energía procedente de un herbívoro necesitará? A su vez, el herbívoro, ¿qué cantidad de energía procedente del productor precisará? * Al hacer los cálculos recuerde la regla del 10%.

Answers

Answer:

Herbívoro: 30000 y productor: 300000.

Explicación:

Si un carnívoro requiere 3000 calorías por día, el carnívoro se comerá al herbívoro que tiene 30000 cantidad de energía y el herbívoro come 300000 cantidad de energía de las plantas porque de productor a herbívoro y de herbívoro a carnívoro, solo el 10 por ciento de la energía se transfiere mientras que el El 90 por ciento restante se libera en la atmósfera en forma de energía térmica, por lo que al usar la regla del 10 por ciento, el herbívoro come plantas en grandes cantidades y el carnívoro come herbívoros.

What is the process by which genetic material is copied?

DNA fusion
RNA reproduction
DNA replication
RNA fission

Answers

I would think it’s DNA replication
Hope that helped
Sorry if it’s wrong

Which of the following are things that prokaryotes and eukaryotes have in common?

plasma membrane


DNA


all of these


ribosomes


cytoplasm

Answers

Answer:

All of them are the correct answer

Let it Glow

The light glows bright in the house tonight
Not a darkness to be seen
A kingdom of light bright
And it looks like I'm the brightest
The electricity is zapping like this light storm outside
Couldn't keep it in, The sun knows I've tried
Don't let them Down, don't let them Glow
Be the good Light you always have to be
Conceal, don't glow, don't let them flow
Well, now they know
Let it glow, let it glow
Can't light up this place anymore
Let it glow, let it glow
Turn off and slam the switch
I don't care what they're going to see
Let the electricity rage on
It's funny how some light bulbs makes everything seem small
And the light that once controlled me can't light me up at all
It's time to see how I can shine
To test the limits and glow up
No light, no power, no darkness for me
I'm brightttt!!!!
Let it glow, let it glow
I am one with the light in the sky
Let it glow, let it glow
You'll never see me flow
Here I glow and here I shine
Let the electricity rage on
My light flows through the air into this house
My brightness is spiraling in light fractals all around
And one thought glows like a bright blast
I'm never going dark, the dark is in the past
Let it glow, let it glow,
When I glow like the break of light
Let it glow, let it glow
That perfect lamp is gone
Here I stand in the light of day
Let the electricity rage on
The dark never bothered me anyway

Answers

Answer:

This is the most amazing thing i have ever seen, keep writing songs.

Explanation:

WOW!

What are small particles of sand, pebbles, and other types of rock called?

Debris
Lava
Magma
Sediment

Answers

Answer:

sediment

Explanation:

debris is trash

lava is hot magma that is on the earth's surface

magma is in the earth's surface

sediment would be considered the sand and small particles.

I hope this helps and I also hope that it is right. I am truly sorry if it is wrong

Answer:

Sediment

Explanation:

Can someone help me with this

Answers

Answer:

1: B

2: C

3: D

4: D

5: B

6: C

7: A

Explanation:

Alleles: alternative forms of a gene

Gametes: sex cells that are the product of meiosis

Genes: unit of hereditary, made up of DNA

Traits: specific characteristic of an organism

Answer:

1) B

2) C

3) D

4) D

5) B

6) C

7) A

Explanation:

What is the most important biological molecule that provides energy for most cellular
processes?

Answers

ATP
Adenosine 5'-triphosphate, or ATP, is the most abundant energy carrier molecule in cells. This molecule is made of a nitrogen base (adenine), a ribose sugar, and three phosphate groups. The word adenosine refers to the adenine plus the ribose sugar.

What is the function of the anus?
А
assimilation
B
digestion
C
egestion
D

Answers

B. digestion

Explanation:

The rectum is the last part of the digestive tract. 

the answer is B. Digestion

What is seed germination?​

Answers

Answer:

it is the process in which an organism grows from a seed or similar structure.

-TheUnknownScientist

Which of the following is the most likely reason why most smallholders avoid precision agricultural technology?


lack of technical education

technology is too expensive

technology is not useful for small farms

offends smallholders’ religious beliefs

Answers

Answer:

lack of technical education

Answer:

Technology is too expensive

Explanation:

IM BEING TIMED HELP!

Answers

Answer:

bbbbbbbbbbbbbbbbbbbbbb

The correct answer is :

D. infecting tissues

There are two types of bacterias in nitrogen cycle,

1. Nitrifying bacteria : does nitrogen fixation.

2. De - nitrifying bacteria : converts nitrogenous compounds into atmospheric nitrogen.

When was the strongest El Niño event in history?

Answers

Answer:

1997

The 1997–98 El Niño event was regarded as one of the strongest El Niño events in recorded history, which resulted in widespread drought, flooding and other natural disasters occurring across the globe.

Explanation:

Answer:

the answer to the question is 1997-98

Gregor Mendel studied the inheritance pattern of several characteristics in pea plants. He observed that tall (T) plants were dominant to short (t) plants. If a heterozygous tall plant is crossed with a short plant, what percentage of the offspring will be short?

Answers

Answer:

Below

Explanation:

I used a punnett square to figure this out!

If you were to cross a heterozygous tall plant (Tt) with a short plant (tt), the possible resulting genotypes of the offspring would be:

50% chance of the offspring being heterozygous dominant (Tt)

50% chance of the offspring being short (tt)

Hope this helps!

Explain what is likely to happen to a water molecules entering area A in the process of photosynthesis​

Answers

Answer: The granum is a part of the chloroplast. The chloroplast contains the chlorophyll pigment and it is necessary for the trapping of the energy present in the sunlight. As a result of this the photolysis of water takes place and hence water is broken down from water molecule to proton and oxygen.

Explanation:

Why is the rate of movement of the air bubble not exactly the same as the rate of water loss from the plant?

Answers

Answer:

Both depends on different factors.

Explanation:

The rate of movement of the air bubble is not exactly the same as the rate of water loss from the plant because both depends on different environmental factors. The higher rate of movement of the air bubble occurs due to removal of pressure while on the other hand, the rate of water loss from the plant occurs due to temperature. So both air bubble and transpiration process depends on different environmental factors.

If a flower shows incomplete dominance, and the parent plants are red and white, what color will the heterozygotes be?

Answers

Answer:

Pink. Incomplete dominance is a blending of phenotypes.


Help me with this and I shall mark you the brainiest!!

Answers

Answer:

Mitosis and meiosis both involve duplication of a cell's dna content

Create an mRNA from the dna strand
TAC GCG GCT TAA ATT
and what is the genetic code (NO LINKS PLEASE)

Answers

AUG CGC CGA AUU UAA



mRNA have uracil instead of thymine

Explain how genetic variation and the environment influence the distribution of traits.

Answers

Answer: Genetic variation in a population is derived from a wide assortment of genes and alleles. The persistence of populations over time through changing environments depends on their capacity to adapt to shifting external conditions.

Explanation:

[SELECT ALL THAT APPLY.]

Which of the following are all internal sources of Earth's energy that help drive convection currents below the crust?


A. Kinetic energy from the earth's rotation
B. thermal energy produced by gravity
C. thermal energy from decaying atoms
D. light energy produced in earth's geosphere
E. light energy produced in earth's crust​

Answers

Answer:

D. light energy produced in earth's geosphere

Explanation:

Earth's internal heat budget is very important to Earth's thermal history. The heat flow from the earth's interior to the surface is estimated to be 47 ± 2 terawatts (TW) and originates from two main sources

The internal source of Earth's energy that helps drive convection currents below the crust is D. light energy produced in the earth's geosphere.

Convection current refers to the current that is formed as a result of differential heating. It should be noted that lighter warm material rises while the heavier cool material sinks.

The light energy that is produced in the earth's geosphere is necessary for driving convection currents below the crust. Energy is transferred through the oceans and the geosphere by convection.

Read related link on:

https://brainly.com/question/22814463

What are the most basic building blocks of all organisms?why are cells the correct answer?

Answers

Answer:

Cells are the basic building blocks of all living things.

Explanation:

The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized function

Examine the graph. What is the independent variable?

A. the line connecting the points

B. Thursday

C. the day of the week

D. the temperature

Answers

The variable on the x axis is always independent, so the answer is c
I agree with the person above me

Fill in the blanks:- (10marks)

Water+_________
sunlight
-----------------> Glucose+Oxygen Chlorophyll​

Answers

Answer:

carbon dioxid

I hope it's helps you

What kind of factors are air, water, sunlight and temperature?
a) biotic
b) abiotic
c) dead
d) living

2) What is biotic potential?

a) the number of individuals in a population at any time
b) the number of offspring produced in a population under limiting conditions of resources
c) the number of offspring produced in a population if there were no limits to resources
d) the number of offspring eaten by predators

Answers

Answer:

well number one would be abiotic and number 2 would be B

Explanation:

biotic is the ability of living things/species to increase under certain kind of condition or increase under evironmental conditions.

Which statement best explains how tectonic activity affects long-term climate change?

Volcanic eruptions change Earth’s tilt, which is responsible for the seasons.
The movement of continents changes wind patterns and ocean currents.
The change in Earth’s elliptical orbit around the Sun causes climate change.
The increase of sunspots increases Earth’s temperature.

Answers

Answer: The movement of continents changes wind patterns and ocean currents.

hope this helps!

Explanation:

The best statement that describe the effect of tectonic activity on climate change is that the movement of continents changes wind patterns and ocean currents.

What are tectonic activities?

Tectonic activities includes volcanoes, mountain building, earthquakes and many more.

Tectonic activities are common in plate boundaries where plates converge, diverge or transform.

As a result of the movement of these continental plate, tectonic activities occurs causing earth climate change

Therefore, the movement of this oceanic or continental plates changes the wind pattern and ocean current.

learn more on tectonic activity here: https://brainly.com/question/12907968

The gene resulting in the phenotype of flat fingernails is recessive. Rounded fingernails are dominant. Two parents have the genotype Ff and Ff. What are the chances their child will have flat fingernails?

Answers

Answer:

75%

Explanation:

After the fertilisation the genotype will be : 3 Ff, 1 FF . So the phenotype will be : 3 Flar fingernails and 1 round fingernail . 3÷4 × 100= 75&

What is the main cause of climate change?

A:Emmissions from large vehicles

B:Emissions from corporations

C:Wildfires

D:Old batteries evaporating into the atmosphere

Answers

Answer:

I would have to say that A is the best choice

Explanation:

This is because all the other choices is not what the question is asking you for.

Q.3. Describe the structure of the internal and middle ear.

Answers

Answer:

The inner ear has two openings into the middle ear, both covered by membranes

Explanation:

The oval window lies between the middle ear and the vestibule, whilst the round window separates the middle ear from the scala tympani (part of the cochlear duct)

The internal ear

➥ The inner ear (also called the labyrinth) contains 2 main structures — the cochlea, which is involved in hearing, and the vestibular system (consisting of the 3 semicircular canals, saccule and utricle), which is responsible for maintaining balance.

➥ The cochlea is filled with fluid and contains the organ of Corti — a structure that contains thousands of specialised sensory hair cells with projections called cilia. The vibrations transmitted from the middle ear cause tiny waves to form in the inner ear fluid, which make the cilia vibrate.

➥ The hair cells then convert these vibrations into nerve impulses, or signals, which are sent via the auditory nerve to the brain, where they are interpreted as sound. The round window (fenestra cochlea) is a membrane that connects the cochlea with the middle ear. It helps dampen the vibrations in the cochlea.

➥ The semicircular canals also contain fluid and hair cells, but these hair cells are responsible for detecting movement rather than sound. When you move your head, the fluid within the semicircular canals (which sit at right angles to each other) also moves. This fluid motion is detected by the hair cells, which then send nerve impulses about the position of your head and body to the brain to allow you to maintain your balance.

➥ The utricle and saccule work in a similar way to the semicircular canals, allowing you to sense your body’s position relative to gravity and make postural adjustments as required.

The middle ear

➥ The middle ear is an air-filled space that contains 3 tiny bones (known as ossicles), called the malleus (hammer), incus and stapes (stirrup). Sound waves that reach the tympanic membrane cause it to vibrate.

➥ This vibration is then transmitted to the ossicles, which amplify the sound and pass on the vibration to the oval window (a thin membrane between the middle and inner ear). The Eustachian tube is a narrow tube that connects your middle ear to the back of your nose and throat (known as the nasopharynx). Its function is to allow air into the middle ear as well as drain mucus from the middle ear into the nasopharynx.

➥ When you swallow, your Eustachian tube opens up to allow air into the middle ear, so that the air pressure on either side of the tympanic membrane is the same. In situations when there is a sudden change in air pressure (e.g. during take-off and landing when travelling on a plane), the pressure in the middle ear is not the same as the outside air pressure.

➥ This can make your eardrum bulge or retract and less able to transmit vibrations, causing temporary hearing problems. By swallowing or ‘popping’ your ears, you can equalise the pressure.

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