Describe the two types of speciation (in your own way) pleaseee thank you

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Answer 1
Dk guy ggghgygyggggfgygggfggy

Related Questions

According to urban anomie theory the impersonal nature of city life extends to situations that do not call for social involvement. Please select the best answer from the choices provided T F.

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Answer:False

Explanation: right on Edge

The statement "According to urban anomie theory, the impersonal nature of city life extends to situations that do not call for social involvement" is true, as urban anomie theory suggests that the impersonal nature of city life leads to the breakdown of social bonds.

What is urban anomie theory?

According to this theory, the fast pace of urban life, the diversity of populations, and the emphasis on individual achievement can lead to a weakening of social ties and a breakdown of social norms and values. As a result, individuals may feel disconnected from others and from society as a whole, leading to a sense of alienation and a lack of meaning in their lives. This sense of normlessness and detachment can extend beyond situations that require social involvement, such as interactions with neighbors or participation in community events, to other aspects of daily life.

Hence, the statement "According to urban anomie theory, the impersonal nature of city life extends to situations that do not call for social involvement" is true.

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which statement about human blood vessels is correct?

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What are the answer choices?

Which statement about biodiversity in coral reefs is accurate?(1 point) *EARTH SYSTEMS*
A) More new species have evolved in coral reef habitats than in most other types of habitats.
B) Species that evolved in coral reef habitats always stay in those habitats.
C) Coral reefs have much biodiversity, but most species that live there migrated from other habitats.
D) Most organisms that live in coral reef habitats are zooxanthellae.

Answers

The statement 'more new species have evolved in coral reef habitats than in most other types of habitats.' is accurate. A coral reef is a hotspot of biodiversity.

A coral reef is a marine ecosystem composed of organisms (i.e., corals) that form a wall together (i.e., reef-building corals).

These reefs consist of many colonies of coral polyps, which held together by a calcareous material (i.e., calcium carbonate)

A coral reef is a hotspot of biodiversity because there are many different species that live and evolved in this type of habitat.

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Answer:

'more new species have evolved in coral reef habitats than in most other types of habitats.'

Explanation:

trust

a) An F1 x F1 self-fertilization gives a 9:7 phenotypic ratio in the F2. What phenotypic ratio would you expect if you test-crossed the F1?

b) An F1 x F1 self-fertilization gives a 9:3:4 phenotypic ratio in the F2. What phenotypic ratio would you expect if you test-crossed the F1?


c) An F1 x F1 self-fertilization gives a 15:1 phenotypic ratio in the F2. What phenotypic ratio would you expect if you test-crossed the F1?

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According to the gene interaction that is operating in the trait determination, the phenotypic ratios of the progeny produced when test-crossing a dihybrid are: a) 4:12, b) 8:8, and c) 12:4

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To answer these questions, the first thing you should notice by looking at the phenotypic ratios provided, is that there are two genes involved in the trait, and there is interaction between them.

Let us assume diallelic genes. A and B are the dominant alleles, while a and b are the recessive alleles.

In the three cases (a, b, and c), F1 individuals are dihybrid. Their genotype is AaBb.

Observing the altered phenotype proportions of the offspring can reveal which interaction is operating in the trait determination.

We can use the phenotypic ratio to determine the interaction, so:

9:3:3:1   ⇒   No interaction9:7        ⇒    Double Recessive epistasis 9:3:4     ⇒    Recessive epistasis15:1        ⇒    Dominant duplicate genes.

When talking about epistasis, we are referring to an interruption.

The epistatic gene can alter, influence, or suppress the expression of a hypostatic gene.

When there is only one epistatic gene in h0m0zyg0us recessive state, the interaction is known as recessive epistasis. This gene supresses the expression of the other gene. Phenotypic ratio 9:3:4.

In double recessive epistasis, both genes are epistatic when they are in a h0m0zyg0us recessive state. This is, in the h0m0zyg0us recessive state, either of the genes will inhibit the expression of the other gene. And vice-versa. Phenotypic ratio 9:7.

In Duplicate gene action, there are two genes involved in the expression of a phenotype, and the presence of at least one dominant allele is enough to produce the dominant phenotype. Phenotypic ratio 15:1.

So now, let us make the test-cross.

Note: You will see that the cross is the same in the three cases, but the phenotypic ratio changes according to the interaction.

Cross) dihybrid individual with h0m0zyg0us recessive one

Parental)           AaBb            x          aabb

Gametes)  AB, Ab, aB, ab             ab, ab, ab, ab

Punnett square)     AB            Ab            aB            ab

                 ab       AaBb        Aabb        aaBb        aabb

                 ab       AaBb        Aabb        aaBb        aabb  

                 ab       AaBb        Aabb        aaBb        aabb

                 ab       AaBb        Aabb        aaBb        aabb

F2) Phenotypic ratio

***Double recessive epistasis  ⇒  4:12

4/16 dihybrids12/16 heter0zyg0us for one gene and h0m0zyg0us recessive for the other gene.

Both genes in recessive state inhibit the expression of the trait.

***Recessive epistasis  ⇒  8:8

In h0m0zyg0us recessive state, Gene A inhibits the expression of B.

8/16 AaBb or Aabb → The trait coded by B or b is being expressed8/16 aaBb or aabb → The trait coded by B or b is inhibited by aa.

***Duplicate gene action   ⇒  12:4

Only one dominant allele, either A or B, is enough to express the trait.

12/16 AbBb, Aabb, or aaBb   4/16 aabb → No dominant allele, no trait expressed.

Phenotypic ratios:

a) 4:12 = 1:3

b) 8:8 = 1:1

c) 12:4 = 3:1

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Answer:

What is this ???

Explanation:

Câu 12
Phát biểu nào sau đây về giun đũa là đúng?

Answers

Answer:

A es la respuesta

Explanation: Espero que esto haya ayudado :)

which greenhouse gas is created by humans exclusively?

Answers

Answer:

Carbon Dioxide

Explanation:

Answer: CFC

Explanation: I took the test.

What is the major function of meiosis?
to produce haploid (1N) gametes
to produce diploid (2N) gametes
to produce haploid (1N) zygotes
to produce diploid (2N) zygotes

Answers

Answer:

To produce diploid (2N) zygote

Which of the following statements best compares reproduction in viruses with reproduction in single-celled protists? no links please​

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Viruses require the cellular machinery of host cells to reproduce; single-celled protists reproduce on their own. Therefore, the correct option is (C).

Viruses require the cellular machinery of host cells to reproduce; single-celled protists reproduce on their own. The main difference between reproduction in viruses and single-celled protists lies in their reproductive processes. Viruses are obligate intracellular parasites that lack the cellular machinery required for replication. They rely on infecting host cells and hijacking their machinery to reproduce and create new viral particles. In contrast, single-celled protists are independent organisms capable of self-replication through various mechanisms such as binary fission, budding, or spore formation. They do not need a host cell for their reproductive processes. This fundamental distinction highlights the unique strategies employed by viruses and protists in propagating their species.

Therefore, the correct option is (C).

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Question:

Which of the following statements best compares reproduction in viruses with reproduction in single-celled protists?

A. Viruses reproduce by releasing spores; single-celled protists reproduce by dividing in half.

B. Viruses require large colonies to reproduce; single- celled protists reproduce as individual cells.

C. Viruses require the cellular machinery of host cells to reproduce; single-celled protists reproduce on their own.

D. Viruses form haploid gametes when they reproduce; single-celled protists form diploid gametes when they reproduce

There are a group of 13 related species of birds on a group of about 20 isolated oceanic islands. These species are grouped into four oubgroups with subgroup 1 evolving to species), subgroup 2 evolving second (1 species), subgroup 3 evolving third (5 species), and subgroup 4 evolving last (6 species. I subgroup 4 evolved most recently, then which the following statements is the most logical prediction?
a) The genomes of subgroup 4 should be more similar to each other than to the genomes of subgroup 3.
b) The chances of hybridization between two subgroup 4 species should be less than the chances of hybridization between two subgroup 3 species
c) The species of subgroup 4 should share tower anatomical homologies with each other than they share with the species of subgroup 4.
d) Subgroup 4 should be limited to the six islands that most recently emerged from the sea.

Answers

Answer:

C

Explanation:

easy one - giving brainly if correct.​

Answers

Answer: is going to be B

how many type of solid? are there name and define them​

Answers

Answer:

there are 2 types of solid.

crystalline and amorphous

Explanation:

A crystal or crystalline solid is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions

In condensed matter physics and materials science, an amorphous or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal

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The size of a food Web is límited by the Number of

Answers

Answer:

The amount of carbon and energy entering it.

Explanation:

The food chain is limited because " only 10% of the energy from producers get transferred to the level of primary consumer"

Hope this Helps

True or False
inherited genetic variations are caused and influenced by environmental factors only

Answers

Answer:

False, it can also be caused by mutations.

False. Inherited variations come from mutations, independent assortment, crossing over, and fertilization

the two copies of a duplicated chromosome are called

Answers

Answer:

Because each chromosome was duplicated during S phase, it now consists of two identical copies called sister chromatids that are attached at a common center point called the centromere.

Explanation:

is deletion a point mutation

Answers

yes deletion is a point mutation

DNA profiling is also called DNA fingerprinting. A common misconception about DNA fingerprinting is that the analysis has to do with actual fingerprints. Explain one similarity and one difference between a human being’s pattern of bands on an electrophoresis gel and a human fingerprint.

Answers

Answer:

Explanation: Electrophoresis displays the entire DNA sequence, whereas fingerprinting allows you to quickly identify someone. But they have one thing in common: they are both so distinctive that it is nearly impossible for two persons to have the same fingerprint/DNA sequence.

both members of a pair of chromosomes are inherited from the parents.

Answers

Answer:

yes that's true

Explanation:

pls mark brainliest

Write about an invention that you think the world would be better off without. Why do you believe it is such a terrible invention? What harm has it caused mankind?

Answers

Gun

Explanation:

it has caused many to die, yes the government brought that to help with security but it has gotten into Tue hands of those that have no value for human life. Take the case of the Boko harm in surgery in Nigeria, all of them are armed with Ak47's and they use it to kill innocent Nigerians not only that there are series of cases of accidental shootings AND that's how a life is lost. You can't really argue with me considering the fat that life is priceless. thank me later

Hormones perform important functions within the reproductive system. During puberty, secondary sex characteristics develop. Which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone.

Answers

Answer:

Estrogen

Explanation:

Estrogens are a group of hormones that play an important role in the normal sexual and reproductive development in women.

Estrogen is responsible for the development of these characteristics in the female. Therefore, option (A) is correct.

What is Estrogen?

Estrogen, also known as oestrogen, is a class of sex hormone that is responsible for the growth and regulation of the female reproductive system as well as secondary sex characteristics. Estrone, estradiol, and estriol are the three primary endogenous estrogens that are responsible for the majority of the hormone activity associated with estrogen.

The growth, development, and physiological functioning of the human reproductive system are all controlled by estrogen. In addition to affecting the neuroendocrine and skeletal systems, this hormone also affects the adipose and cardiovascular systems. Estrogen is a vital component of the male and female reproductive systems and is primarily manufactured by the ovaries in females and the testes in males.

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Removal of waste products in the body is called _____.

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It's called excretion.

the answers is excretion

Suppose that a cell is unable to replicate its DNA. Which of the following would NOT be present in this cell? ******ONLY ANSWER IF YOU KNOW THE ANSWER GIVING BRAINLIEIST******

Answers

Answer:

sister chromatids

Explanation:

Suppose that a cell is unable to replicate its DNA, the structure that will not be present in the cell is sister chromatid.

What is sister chromatid?

Sister chromatid refers to replicated chromosome that are genetically identical.

Prior to every cell division, a cell must replicate its DNA in order to have an even distribution of genetic material in the daughter cells.

The result of DNA replication is sister chromatids, which carry individual identical DNA.

Therefore, if a cell is unable to replicate its DNA, the structure that will not be present in the cell is sister chromatid.

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What is an advantage of being multicellular?
-having lower energy requirements
-producing offspring that mature quickly
-having a high tolerance for extreme conditions
-being more adaptive to the surroundings

Answers

4th- being more adaptive to the surroundings

if a bacterial cell is capable of taking up foreign dna, it is said to be what?

Answers

Answer:

competent

Explanation:

The uptake of foreign DNA from the environment  is known as transformation

If a bacterial cell is capable of taking up foreign DNA, it is said to be competent.

What is competent?

Transformation is the process by which bacteria can absorb foreign DNA. In DNA cloning, transformation is a crucial step. After restriction digest and ligation, it takes place and transmits freshly created plasmids to bacteria.

Bacteria are chosen on antibiotic plates after transformation. Bacteria are extraordinarily adaptable creatures, with the rare capacity to take in and replicate (or copy) foreign DNA.

They gain an evolutionary advantage from this and are better able to withstand environmental changes. Bacteria, for instance, can acquire DNA that renders them immune to antibiotics.

Therefore, the term is competent for a bacterium that is capable of taking up foreign DNA.

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What kind of fingerprint pattern do they have loops or whorls?

Answers

Answer:

loops

Explanation:

.......................

PLEASE PLEASE ANSWER ASAP FOR CHANCE OF BRAINLIEST!!!

Photosynthesis Virtual Lab

Summarize the results and provide an explanation or reasoning for what was observed. How does light color affect the rate of photosynthesis? Why does the color of light matter?

Answers

Answer:

The lights higher on the light spectrum, like blue would have the fastest rate of photosynthesis because the energy is the highest. the green light would have the slowest rate because the chlorophyll inside of the leaves reflects green light, so it would not be absorbed as mich as the other colors. The color matters because the color or wavelength of light does affect photosynthesis, which is how plants can create their own food.

What organism are tertiary (3rd level) consumers

Answers

Answer:

Third-level consumers are any organisms big enough to obtain energy by feeding off lower-level consumers. These are also called tertiary consumers. For example, in a forest ecosystem, snakes eat toads. Heron and large fish, such as bass and walleye, consume smaller fish, frogs and crayfish.

Explanation:

Answer:

The larger fishes like tuna, barracuda, jellyfish, dolphins, seals, sea lions, turtles, sharks, and whales are tertiary consumers  Explanation: They feed on the primary producers like phytoplankton and zooplankton, as well as secondary consumers like fish, jellyfish, as well as crustaceans.

Which statement describes correctly why cells are small?
-when cells are small, the movement of food and waste can be efficiently handled by the cell membrane.
-when cells are small, they can easily work together to form tissue.
-when cells are small, their internal parts can support the cell membrane.
-when cells are small, they can adapt their shape more easily to fulfill their specific function.

Answers

1st -When cells are small, the movement of food and waste can be efficiently handled by the cell membrane

How is cellular respiration dependant on an animal's respiration rate?

Answers

Explanation:

Every cell in an animal requires oxygen to perform cellular respiration. Cellular respiration is the process by which animals take in oxygen and exchange it for carbon dioxide and water as waste products.

Answer:

Every cell in an animal requires oxygen to perform cellular respiration. Cellular respiration is the process by which animals take in oxygen and exchange it for carbon dioxide and water as waste products.

The extensor carpi radialis longus inserts on which of the following bones?

Answers

Answer:

c. 2nd metacarpal

Explanation: is correct edg

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