Skeletal support in sponges may be provided by a. spicules of calcium carbonate. c. spongin fibers. b. spicules of silica. d. All of the above

Answers

Answer 1
it would be all of above, since they all contained in the skeletal

Related Questions

Which term best describes a group of cells that are similar in composition and function together to perform a task?

Answers

Answer:

B. Tissue

Explanation:

Tissue is defined as " a group of similar cells that have a common function."

GIVING BRAINLIEST FOR CORRECT ANSWER

Dimples is a dominant trait (D). The Punnet square shows a cross for this trait between two parents.

What is the probability that the offspring will have dimples?
25%
50%
75%
100%

Answers

Answer:

50%

Explanation:

anyways have a good day

50%

reasoning: Dd, Dd, dd, dd
half are upper, half are lower
making this 50%

Which label is missing from the diagram?



A. microscopic organisms
B. sharks
C. whales
D. decaying plants and animals

Answers

Where is the diagram?

How is the carbon cycle related to sedimentary rocks?

Answers

Answer: Heat and pressure compress the mud and carbon over millions of years, forming sedimentary rock such as shale. ... The heated rock recombines into silicate minerals, releasing carbon dioxide. When volcanoes erupt, they vent the gas to the atmosphere and cover the land with fresh silicate rock to begin the cycle again.

Explanation:

Give an example of positive slope.

Answers

Answer:

slope=4

or I found this one where it says as the number of people that quit smoking increases, the number of people who get lung cancer decreases if this is what you mean

Explanation:

I think this is what you were asking, as long as it is a positive number it is a positive slope

All body cells contain identical DNA.- true or false

Answers

It’s true, nearly every body has the same cells of DNA.
i believe the answer would be true

Why is blood type AB+ considered the universal receiver?
O It has no antibodies that can attack the antigens on the red blood cells of the other blood types.
It has no antigen on its red blood cells that can be attacked by the antibodies in the other blood types.
o It has no Rh antigen on its red blood cells that can be attacked by the antibodies in the other blood types.
O It has no A and B antigens on its red blood cells that can be attacked by the antibodies in the other blood types.

Answers

Answer:

the first one: It has no antibodies that can attack the antigens on the red blood cells of the other blood types.

Explanation:

edge 2021

AB positive and O negative are considered as universal blood types. AB+ has no antibodies that can attack the antigens on the red blood cells of the other blood types. The correct option is A.

What is universal receiver?

The people with AB+ blood group are called as the universal receivers. They can safely receive a blood transfusion using any other blood type. Having a universal blood type can save a life of yours or someone else in an emergency.

If you have an AB+ blood type, you have both A and B antigens. Since a person has all of the antigens that are possible, this blood type is the rarest. The AB+ blood type has a positive Rh factor, the recipient will not reject the blood. So it can get any type of blood.

AB type blood has no antibodies against type A or type B blood. So a person with AB blood can receive any type of blood.

Thus the correct option is A.

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please help

this is any multicellular living thing that obtains energy from sunlight or makes it own food

= ??

Answers

A plant is a multicellular living thing and it gets energy from sun light in which it makes it’s own food and the process of that is called photosynthesis

What affect do you think a locust swarm would have on the flow of energy through the food web when they pass through an area?

Answers

The locust swarm made a mass affect in the flow of energy because the locust had huge population which the predators couldn’t eat them

‼️‼️‼️‼️‼️help a female out:)‼️‼️‼️‼️

Answers

Answer:

B. Immune and circulatory

Explanation:

Answer:

B) Immune and Circulatory

Explanation:

Because the immune system has to give the body the things it needs to heal. And the circulatory system is taking it to where it needs to go. I hope this helps :)

QUESTION 9
At which stage of mitosis do chromosomes line up at the equator (middle) of the cell?
anaphase
metaphase
telophase
prophase

Answers

Answer:

I think prophase. Correct me please.

Answer:

the correct answer be "Metaphase"

a. Compare the time needed to reach the peak amount of antibody production for the first and second encounters.

Answers

Answer:

no entiendo porfa pongan en español por que no entiendo wl ungles jajja

Scientists were investigating a pond of water found deep in a South American cave along the Yucatan Penisula. They obtained many samples which they took back to their lab. After much testing, they found that the water has an acidic pH of 3. Another much more surprising discovery was that a new species of a unicellular organism was present in the samples. The organism was observed with a microscope and found to not have a bound nucleus or organelles. To which Domain would this organism be classified?
Group of answer choices

Bacteria

Protista

Eukarya

Archaea

Answers

Answer:

Bacteria

Explanation:

Bacteria is the correct answer because it lacks organelles or a nucleus.

Protista is not the correct answer because they have organelles and a nucleus.

Eukarya is not the correct answer because they have organelles and a nucleus.

Archaea is not the correct answer because they have organelles and a nucleus.

Bacteria is the correct answer because it lacks organelles or a nucleus. Protista is not the correct answer because they have organelles and a nucleus.

What is Bacteria?

Eukarya is not the correct answer because they have organelles and a nucleus. Archaea is not the correct answer because they have organelles and a nucleus.

Microbes known as bacteria have simpler cell structures than many other types of creatures. One DNA loop serves as their command center and houses all of their genetic data. Instead of a nucleus, some bacteria have an additional ring of genetic material called a plasmid.

Genes that offer the bacterium a competitive edge over other bacteria are frequently found in the plasmid. For instance, it might have a gene making the bacterium immune to a specific antibiotic.

Therefore, Bacteria is the correct answer because it lacks organelles or a nucleus. Protista is not the correct answer because they have organelles and a nucleus.

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Scientists find that the average time for one complete cell cycle is 22 hours. What differences would they expect to see in cancerous chicken cells?

Answers

Answer:

the would have a different visual

Explanation:

In Drosophila, grey body is dominant to black, and long wings is dominant to short wings. Two unlinked pairs of alleles, G/g and L/l, cause this pair of traits respectively. Six pairs of flies of unknown genotypes are mated, giving the results listed below. Write the genotypes of the parental flies in each cross using the gene symbols above.

Types of progeny____
Cross Parents Grey Grey Black Black
Long Short Long Short
1 grey long x grey short 43 46 14 17
2 grey short x grey short 0 61 0 23
3 black long x grey long 40 0 44 0
4 grey long x grey long 48 18 0 0
5 grey short x grey long 31 33 0 0

Answers

Answer:

GgLl    x    Ggll ---> grey long x grey short Ggll    x    Ggll ---> grey short x grey short GgLL    x    ggLL   or   GgLL    x    ggLl ---> black long x grey long GGLl    x    GGLl    or  GGLl    x    GgLl ---> grey long x grey long  GGLl     x     GGll    or   GgLL    x     GGll ---> grey short x grey long

Explanation:

Due to technical problems, you will find the complete answer and explanation in the attached files

HELP FAST
1. Which of these factors can cause an overpopulation of Candida yeasts?
1.contaminated food
2.mosquito bites
3.good hygiene
4:having diabetes

Answers

Answer:

having diabetes.

Explanation:

i checked online reading a creditable article and quizlet.

Diabetes can result in an overpopulation of Candida yeasts.

So, option 4: is correct.

Define overpopulation.

Overpopulation is an undesirable condition in which the number of current humans exceeds the earth's real carrying capacity. It has a variety of causes, ranging from a decrease in the mortality rate to married girls and other factors.

Diabetes can result in an overpopulation of Candida yeasts.

So, option 4: is correct.

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help help help !!!!,

Answers

Answer:

#1= d #2=c

Explanation:

Sorry If incorrect

Answer: 1st one: b or d,

2nd: c

Explanation:

After fertilization the zygote
A:begin to change
B:disappears
C:stays the same

Answers

I think it’s A, begins to change :))

Wjat is a Shipping and packinging center mean

Answers

Answer:

Fulfillment center: Location where a product is packaged and made ready for delivery.

 

High-value shipping:  See the FedEx Service Guide for more information on declared value maximum liability.  

 

Insulated shipping: Packaging used to ship temperature-sensitive products, like food, to deliver product freshness. For more information, refer to the FedEx perishable shipping page.  

 

Label:  Every package has at least one label that provides useful information regarding the product, like how to use and/or transportation directions. Here are our recommendations for using custom labels to market your business.

 

Lead time: The time it takes for a package to arrive from point A to point B. For example: the time from a customer placing an order, to the arrival of that order at the customer’s doorstep. This includes order processing, manufacturing, and shipping time. Our shipping service portals can help lead you to specific transit

Within a population, the different colors and patterns of eyes are _____. A. the results of chance mutations B. reflections of the colors in the environment C. produced in anticipation of environmental forces D. created by the environmental effects on the phenotype

Answers

Answer: the correct option is B.

reflections of the colors in the environment

Explanation:

This is because the environment causes different reflections of color. Fir example white light reflect colors, it will absorb all other colors except with.

The environment serves a a medium for color reflection and this has lead to different color and patterns in population. People have eye pattern and color base on their surrondings, what the surronding is made off influence the color and patterns.

which single factor would most likely account for this trend?

Answers

Answer:

muscles?

Explanation:

what trend? can explain or this not serious Question?

The number of chromosomes in a sex cell of an organism is its ________chromosome number.

a. one
b. haploid
c. RNA
d. diploid

Answers

Answer:

In sexually reproducing organisms, the number of chromosomes in the body (somatic) cells typically is diploid (2n; a pair of each chromosome), twice the haploid (1n) number found in the sex cells, or gametes. The haploid number is produced during meiosis.

When farmers clear a forest and plant crops, how will the biodiversity of the land be affected?

The biodiversity will decrease with higher populations of fewer species,

The biodiversity will increase with lower populations of more species.

The biodiversity will decrease with lower populations of more species.

The biodiversity will increase with higher populations of fewer species.

Answers

Answer:

The biodiversity will decrease with lower populations of more species.

Explanation:

This is because clearing a forest destroys habitats and therefore kills animals as they have no shelter, no food source and no water source.

You can physically see the of a tralt___but not the___
phenotype
genotype​

Answers

You can physically see the phenotype of a trait, but not the genotype.

Please help me thank you

Answers

Answer:

The punnet square would look like this.

R R

R RR RR

B RB RB

Moles are mammals that live underground and eat worms. The moles are adapted to use their sense of smell to locate their food. Which environmental change would MOST LIKELY allow for an increase in the number of moles born with a better sense of smell?

A.
More rainfall makes the soil harder for digging so the moles need to have a better sense of smell to locate the worms.

B.
Less rainfall causes the worms to come closer to the surface so the moles need to have a better sense of smell to locate the worms.

C.
More rainfall makes the soil easier for digging so the moles need to have a better sense of smell to locate the worms.

D.
Less rainfall causes the worms to burrow further underground so the moles need to have a better sense of smell to locate the worms.

Answers

Answer:

I think the answer is D

Explanation:

Because if there is less rainfall that will make it harder for the moles to look for the  worms and to sense the worms so they will have to have sense harder or dig harder to get the worms. hope this helps!

Less rainfall causes the worms to come closer to the surface so the moles need to have a better sense of smell to locate the worms.

What are adaptations of moles?

Moles are adapted to use their sense of smell to locate their food, which is mainly worms. In dry conditions, worms tend to come closer to the surface in search of moisture and as a result, moles would need to have a better sense of smell to locate the worms.

In this scenario, the moles with better sense of smell would be more successful in finding food and would be more likely to survive and reproduce, passing on their advantageous traits to the next generation. This would lead to an increase in the number of moles born with a better sense of smell.

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Section 1
A plant with a hybrid genotype for red flowers is crossed with a plant that is purebred recessive for white flowers. What percentage of the offspring
should have white flowers?
. 100%
75%
50%
25%

Answers

Answer:

50%

Explanation:

If you use a punnet square with Rr x rr you will get 50% white

50% of the offspring should have white flowers when we cross a hybrid genotype for red flowers with pure recessive for white flowers shown in the Punnett square. So, the correct option is C.

What is Punnett square?

Punnett square is defined as the diagram that represents the possible genotypes of the offspring developed after a reproductive event. It was first developed by geneticist Reginald Punnett where the possible genotypes of the offspring are represented in a tabular form with each box in the table representing an event of fertilization.

For above given example,

Rr genotype represents the red flowers.

rr genotype represents the white flowers.

The Punnett square will be:

             R              r

r          Rr              rr

r          Rr              rr

So, 50% have red flowers while 50% have white flowers.

Thus, the correct option is C.

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A mutation is ____. A mistake in the production of DNA

Answers

Answer:

A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Over a lifetime our DNA? can undergo changes or 'mutations?' in the sequence of bases?, A, C, G, and T.

Explanation:

hope this helps have a good rest of your night :) ❤

A mutation is CHANGE.

What are two examples of adaptations used by animals that live in aquatic biomes?

Answers

Answer:    Common oceanic animal adaptations include gills, special breathing organs used by some oceanic animals like fish and crabs; blowholes, an opening on the top of the head that's used for breathing; fins, flat, wing-like structures on a fish that help it move through the water; and streamlined bodies.

Explanation: Hope this helps :)

The two examples of adaptations used by animals that live in aquatic biomes are gills and webed feet. The correct option is D.

What is adaptation?

A structural adaptation is one that is physically a part of the organism. Another type of adaptation is behavioural, which modifies how an organism reacts to its surroundings.

Aquatic animals have adapted by, among other things, having stream-lined bodies that make swimming easy for them.

Their respiratory system is made up of gills. Fish have many different types of fins, including pectoral, and caudal fins, which serve as their locomotory organs.

There are two different kinds of aquatic ecosystems: freshwater and marine. These aquatic adaptations include: inside human bodies, there are specific air spaces.

The  fins are present. Oil droplets on microscopic plants keep them floating.

Thus, the correct option is D.

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Your question seems incomplete, the missing options are:

a. depth and water flow

b. temperature and body shape

c. large ears and lungs

d. gills and webed feet

Question 16 (2 points)
If a wave is traveling at a constant speed, and the frequency increases, what would happen to the wavelength? (2 points)
Oa
It would increase.

It would decrease.
Ос
It would remain constant.
Od
It would drop to zero.

Answers

Answer:

A

Explanation:

When frequency increases so does the wavelength

Answer:

The correct answer is B. It would decrease.

Explanation:

I chose answer A. on my test and got it wrong.  The correct answer was shown to me as B.  Good Luck!!

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