Pls, help with science (:

The stages of bee development are egg, larva, pupa, and adult. Eggs hatch into larvae, which then transform into pupae. Finally, adult bees emerge and undergo further maturation.

The stages of bee development are:

1. Egg: The bee life cycle begins when the queen bee lays an egg in a honeycomb cell.

2. Larva: The egg hatches into a larva, which is a legless, grub-like creature. The larva is fed a special diet called royal jelly, which stimulates its growth.

3. Pupa: The larva undergoes metamorphosis and transforms into a pupa. Inside the sealed cell, the pupa undergoes various changes, developing into an adult bee.

4. Adult Bee: After completing the pupal stage, the fully developed adult bee emerges from the cell. The bee then undergoes further maturation, such as its exoskeleton hardening, wings expanding, and adult coloration appearing.

It's important to note that there are three castes of bees: queen, worker, and drone. The development process for each caste is similar, but the diet and size of the cells they are raised in differ, leading to their distinct roles within the colony.

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The most accurate statement that explains the difference between heart cells and liver cells in terms of their production of the protein cardiac myosin is "Heart and liver cells express different genes."

In multicellular organisms, different cell types have specific functions and characteristics that are determined by the genes they express. Genes are segments of DNA that contain the instructions for producing specific proteins. Each cell type expresses a unique set of genes that enable them to carry out their specialized functions.

In the case of heart cells and liver cells, they have different gene expression profiles. Heart cells specifically express the genes responsible for producing cardiac myosin, a protein essential for the contraction of the heart muscle. This allows the heart to effectively pump blood throughout the body.

On the other hand, liver cells do not express the genes for cardiac myosin production, as the liver has different functions unrelated to heart muscle contraction. The statement that heart cells contain different genes from liver cells is essentially expressing the same idea. Heart cells and liver cells have distinct gene expression patterns, leading to the production of different proteins and ultimately different cellular functions.

Both heart cells and liver cells utilize DNA as the genetic material that contains the genes responsible for protein production. RNA molecules are transcribed from DNA and play a crucial role in protein synthesis, but the distinction between heart and liver cells lies in the specific genes they express, not the reliance on different genetic materials.

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The 20 control coes should all have identical experimental conditions except that they should not listen to any music (option D) in order to be able to conclude that te effect on the incresment on milk production is due to the usic.

On the other hand, to control if the effect is caused by the type of music, it would be useful to test another control group of cows with a different tipe of music.

The best example of gene flow among the following is that the (b) wind blows pollen from one population of plants to another and cross-fertilization occurs.

In higher plants, cross-fertilization occurs when pollen grains from one plant's cones or flowers are transmitted to another plant's cones or flowers that are producing eggs. Cross-pollination can take place via wind, as it does in conifers, or by symbiotic partnerships with various creatures (such as bees, certain birds, and bats) that spread pollen while consuming nectar from one plant to another.

Animals use a wide variety of cross-fertilization techniques. The majority of animals that reproduce in watery situations externally fertilise after both the male and female have lost their sex cells into the water.

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Comment on classmate's post:

I agree with your post about the clinical sign of petechiae indicating a possible bleeding disorder. Petechiae are small, flat, red or purple spots on the skin caused by bleeding into the skin's layers. I would like to add that petechia can also be a sign of other medical conditions such as meningococcal sepsis or vasculitis. It is crucial for physicians to investigate further and identify the underlying cause of petechiae to provide appropriate treatment.

Generally, Clinical sign: Erythema marginatum is a clinical sign that a physician may observe on the skin of a patient with acute rheumatic fever. Erythema marginatum is characterized by non-pruritic, non-painful, pink-red rashes with serpiginous borders, mainly on the trunk and limbs.

Multiple choice question: Which of the following conditions is NOT associated with the presence of skin rash?

A) Lyme disease

B) Measles

C) Acute rheumatic fever

D) Malaria

Correct answer: D) Malaria

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Answer:

Hi, there

Prophase

Prophase is the first stage in mitosis, occurring after the conclusion of the G2 portion of the interphase. During prophase, the parent cell chromosomes — which were duplicated during S phase — condense and become thousands of times more compact than they were during interphase.

Explanation:

Hope this helps :)

Answer: low sound

Explanation:

Answer: c

Explanation:

Answer:

c

Explanation:

Answer:

“oxidoreductases.”

Hydrolysis.

Explanation:

Oxidoreductases are the enzymes that catalyze or speedup oxidation or reduction reactions. Reductases are the enzymes used for the speedup of reduction process whereas oxidases are the enzymes which speedup the process of oxidation. Hydrolysis is a process in which water is added to a substance for breaking of a single bond present between molecules of substrate.

Answer:

Isomerases

catalyze structural changes in a molecule.

The enzymes that catalyze oxidation or reduction reactions are called  

oxidoreductases

.

Hydrolases speed up the process of breaking a single bond in a substrate by adding water. This process is called  

hydrolysis

Explanation:

for PLATO users

Answer:

Explanation:

asexual

Answer:

Adenine = 15%

Thymine = 15%

Cytosine = 35%

Guanine = 35%

Explanation:

In DNA, Adenine always bonds with Thymine, and Cytosine always bonds with Guanine.

Here Cytosine is 35%, so Guanine is also 35%.

Remaining is 100- (35+35) = 30%

If we divide 30% into Adenine and Thymine, it becomes - Adenine = 15% and Thymine = 15%.

The sika deer out competed the white-tailed deer in consuming flowering plants and shrubs.

This statement best supports the results from the study.

In an ecosystem, organisms need homes and resources like nutrients to develop, reproduce, and survive. In a habitat, there are scarce resources for which all organisms contend. An ecosystem supports a wide range of species and holds thousands of them.

Competition can be divided into two primary categories: intraspecific and interspecific. While intraspecific competition refers to competition inside a species, interspecific competition is the competition for resources among individuals of different species. Similar species fight for resources and have similar needs.

When two species fight for the same resources, interspecific competition results in one of two outcomes: either the weaker species becomes extinct or occupies a different niche.

Specialists are what?

Animals classified as specialists are those that efficiently utilise their resources and have few rivals as a result.

Except for option (b), none of the other possibilities are true.

White-tailed deer are not specialists since their diets are nearly identical to that of sika deer.

The white-tailed deer population will be impacted if parasites had an impact on the sika deer population.

All animals will be impacted if local climate changes have an impact on plant resources.

Therefore, choice b is the right choice.

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Six white-tailed deer and six sika deer were enclosed in a pasture for observation during an eight-year study in central Texas. White-tailed deer are a native species to central Texas, while sika deer are a nonnative species to central Texas. White-tailed deer feed on flowering plants and the tips of trees and shrubs but do not eat grass. Sika deer feed on flowering plants, the tips of trees and shrubs, and grass. All other grazing animals were kept out of the pasture during the study. The number of sika deer more than doubled after the eight years, while the population of white-tailed deer decreased by 50 percent.

a. The sika deer are generalists, while the white-tailed deer are specialists.

b. The sika deer out competed the white-tailed deer in consuming flowering plants and shrubs.

c. Parasites infected the sika deer population but did not infect the white-tailed deer population.

d. Change in the local climate reduced the availability of food resources for the white-tailed deer population

isolated an aerobic gram-positive, endospore-forming bacterium that grows well on nutrient agar is belong to the group Bacillales.

Bacillus, which means "stick" in Latin, is a phylum of Gram-positive, rod-shaped bacteria and contains 266 identified species. The term is also used to refer to the shape (rod) of other similarly shaped bacteria; the phrase is also used to refer to the class of bacteria to which this genus belongs, which is known by the plural Bacilli. Obligate aerobes, which require oxygen to survive, and facultative anaerobes, which may live without it, are two different types of Bacillus species. If oxygen has been utilised or is present, cultured Bacillus species test positive for the enzyme catalase.

Bacillus can transform into oval endospores and can survive for years in this inactive state. One species from Morocco is said to have had its endospore survive being heated to 420 °C. [2] When nutrients are scarce, endospore development often occurs as a result of bacterial division within the cell wall followed by engulfment of one side by the other. They aren't actually spores (i.e., not an offspring).  The genus was initially classified by endospore production, but not all of these species are linked to one another, and many species have been transferred to other genera of the Bacillota.  Each cell only produces one endospore. Heat, cold, radiation, desiccation, and disinfectants cannot harm the spores.

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Use of GM seeds can lead to loss of genetic diversity in crops. Therefore, option (B) is correct.

Crops that have undergone genetic engineering techniques to alter their DNA are referred to as genetically modified crops. Plant genomes may be modified physically or by transferring sequences contained in T-DNA binary vectors using Agrobacterium.

The emergence of insect pests and weeds that are pesticide-resistant are two practical issues with GM crops. Other issues with GM crops include farmers' access to a wide range of seed varieties, increasing seed prices, and a growing reliance on multinational seed corporations.

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Answer:

The answer is C December 21

Explanation:

Answer:

June 21 trust me i got it right on edge

Explanation:

The concept that makes it legally right to reproduce a substantial portion of the works of another person with permission is Copyright. Option A

The concept of copyright grants the creator of an original work the sole rights to its use and distribution, usually for a limited time, with the intent of enabling the creator to receive compensation for their intellectual effort.

When someone else wishes to reproduce a substantial portion of those works, they must usually get permission from the copyright holder.

This permission can take the form of a license or contract that outlin the tems under which the work can be used.

The above answer is in response to the full question below;

Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?​

A. Copyright

B. Fair use

C. Freedom of information

D. Intellectual freedom

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Answer:

False

answer is FALSE. Metals are usually good conductors, while nonmetals are not usually good conductors.

Explanation:

hope it helps

Answer:

d

Explanation:

all of these are nervous system function

Answer:

D

Explanation:

All of these are nervous system functions, your nervous system controls your whole body. Since your nervous system is comprised of your brain and other things like the brain stem, everything in your body you can imagine is from the nervous system.

The hereditary material shown is a chromosome.

Chromosomes

What is a chromosomes ?

A structure found inside the nucleus of a cell. A chromosome is made up of proteins and DNA organized into genes. Each cell normally contains 23 pairs of chromosomes.

What is hereditary material ?

“hereditary” is something that is passed on from parent to offspring, or from a cell to the two new daughter cells during cell division. DNA contains genetic material and we get our genetic material passed on from your parents.

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Answer:

1. Nuclear pore

5. Nuclear membrane

6. Rough ER

7. Ribosomes

8 .Smooth ER

9. Golgi vesicle

10. Cytoskeleton

11. Cytoplasm

12. Cell membrane

13. Cell wall

14. Chloroplast

15. Peroxisome

16. Golgi body

17. Mitochondria

18. Tonoplast

19. Central vacuole

what

Explanation:

what you talking about

Answer: 1370 moles

Explanation:

Given parameters:

Number of molecules in methane  =  8.25 x 10²⁶molecules

Unknown:

Number of moles of methane  = ?

Solution:

A mole of any substance contains the Avogadro's number of particles which is 6.02 x 10²³molecules;

           6.02 x 10²³ molecules is contained in 1 mole of a substance

           8.25 x 10²⁶molecules  of methane will contain    = 1370moles

Population-dependent factors such as water as the limiting factors in Serengeti plains. The  Serengeti Plains is the most well-known savannah region in Africa. The Serengeti is a tremendous, undulating plain that extends 30,000 square kilometers from Kenya's Maasai-Mara game save to Tanzania's Serengeti Public Park.

Serengeti public park is comprised of generally savannah and this park of Savannah scene are the meadows, fields, swamps, and kopjes. Savannah is a semi-parched land, from forests to open meadows and all combinations of trees in the middle between.

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Answer:

shield volcanoes

Explanation:

As hotspot material rises, the pressure drops so the hotspot begins to melt producing magma .

Answer:

Ash released from shield volcanoes often builds up around the vent forming a steep, round hill known as a cinder cone. A lava tube may also form, beneath the surface of the ground, when low.

Explanation:

Enzyme graph

Enzymes are proteins that function properly in a very specific temperature range.

When a certain temperature is exceeded (this temperature depends on the particular enzyme), the bonds between its monomers, the amino acids, become unstable and can cause its denaturation, i.e it loses its primary structure, and with it its enzymatic function.

With this information, it can be deduced that the correct answer to this question is the first option: The structure of the enzymes changes.

Answer:

It is Biosphere.

The Biosphere --contains all the planet's living things. This sphere includes all of the microorganisms, plants, and animals of Earth. Within the biosphere, living things form ecological communities based on the physical surroundings of an area.