I’m not sure how to figure this out

Im Not Sure How To Figure This Out

Answers

Answer 1

1:

A)female

B) there is two x chromosomes

C) 21

D) error in cell division called nondisjunction

2:

A) male

B) there is a y chromosome

C) X

D) random error.


Related Questions


A location in the northern hemisphere is currently experiencing equal sunlight as another location in the southern hemisphere. Which of the following could be the current month?
August
January
June
March

I need an explanation please

Answers

Hi there!

The answer is: March.

Because it's daylight savings so there would be equal sunlight in the Northern and Southern Hemisphere's.

Answer:

The answer is March.

Explanation:

The current month is March. This is called the March equinox.

A location in the northern hemisphere is currently experiencing equal sunlight as another location in the southern hemisphere. This is called the March equinox.

During the March equinox, the Sun crosses the celestial equator from south to north.

This happens on March 19, 20, or 21 every year.

Approximately how many islands make up the country of Japan?
30
300
3,000
30,000

Answers

3,000 islands make up Japan.

3,000 islands together make up the country of Japan.

The correct option is C.

What is Japan?

Japan is an island country present in East Asia.

On the basis of population, Japan comes in eleventh number in the world.

The temperature of Japan is temperate.

In the Global Peace Index 2020, Japan is the second-highest-ranking Asian country.

Thus, the correct option is C, 3000 islands.

Learn more about Japan, here:

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NEED HELP ASAP PLEASE !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!HELP ME !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
In the drawing above, the distance from the ground to the floor of the trailer is 28 inches. The length of the ramp is 70 inches. What is the mechanical advantage of this simple machine?
A.
28
B.
2.5
C.
2/5
D.
1/3

Answers

It would be 2.5

70/28=2.5

Answer:

Option B. 2.5

Explanation:

Step 1:

Data obtained from the question. This includes:

Height of slope = 28 inches

Length of slope (ramp) = 70 inches

Mechanical advantage =?

Step 2:

Determination of the mechanical advantage. This is illustrated below:

Mechanical advantage = length of slope / height of slope

Mechanical advantage = 70/28

Mechanical advantage = 2.5

Human activities can affect plant growth. Suppose a large Factory is developed near a forested area. Which of the following environmental factors is most likely to affect the forest?

A) Air Pollution

or

B) Lack of rainfall​

Answers

Your answer would be A) Air Pollution

Which of these factors is used to classify the different organisms on Earth into Kingdoms (such as protists, fungi, plant, animals, and bacteria) ?

I Number of cells in the organism

II How the organism obtains energy
Question 15 options:


I only


II only


I and II

Answers

i think it could be both i could be wrong im a little dusty on this subject but  i hope this helped atleast a little ^^

 

I and II is the answer I think were from the same school.

The extinction of large prehistoric mammals is an example of blank?

Answers

The correct answer is - mass extinction.

The most dramatic extinction of large prehistoric mammals occurred when the ice age was ending. The climate suddenly changed dramatically, thus the environment changed very quickly in response. Also, there's indications that maybe a meteorite hit Greenland and caused dramatic changes in just few hours and days. The larger mammals were all very specialized animals, so even small changes in the environment are fatal for them, as seen in this case.

It is interesting though that only the megafauna died out, while the medium sized and smaller animals survived, largely because they are not very specialized but are much more opportunistic in their food choices. Some of the large mammals that died out in this period are the smilodon, homotherium, american lion, short-faced bear, mastodon, mammoth, American horses, American camels, giant sloth etc.

Explain this statement in your own words. “Photosynthesis is an essential process for all life on Earth because it is the set of reactions that makes glucose.” Enter your answer in the space provided.

Answers

Photosynthesis is one of the main processes that is basically responsible for the function of all living things. Without it carbon would not be cycled, oxygen would not be made and plants would not be able to creat food for themselves and would have to rely on another source.

comparing anaerobic and aerobic respiration

Answers

Anaerobic requires no air
Aerobic requires air

Lakes and oceans are able to stabilize air and land temperatures because

Answers

i think because oceans and lakes are similar so Lakes and oceans are able to stabilize air and land temperature because oceans and lakes are similar

Answer:

Water is able to absorb large amounts of heat without significantly changing its temperature.

Explanation:

I  got it right in a test. Hope this helped!

Is 28.5 cm tall qualitative or quantitative data

Answers

28.5 cm tall is quantitative data

Decomposers are organisms that A. use sunlight to produce food. B. can only be seen using a microscope. C. feed upon living organisms. D. break down matter from dead plants and animals

Answers

Answer:

c...

Explanation:

which nutrient helps to regulate body temerature?
Carbohydrates
Minerals
Proteins
Water​

Answers

Minerals would be a reasonable explanation to this scenario

My opinion is on Minerals

Answer=Minerals

Regulating body temperature is an element of homeostasis. Macromolecules help regulate homeostasis.

Carbohydrates are macromolecules, so your answer is Carbohydrates.

Need help (picture) Thanks

Answers

i believe that 2 is the answer

Condensation. Hope this helps!

how does the composition of a water molecule affect its charge?

a) it makes the molecule nonpolar

b) it makes the molecule a positive ion

c) it makes the molecule polar

d) it makes the molecule a negative ion

Answers

C. Water is a polar molecule.

C) it makes the molecule polar.

The  water molecule affects its charge by making it uneven. In the combination of hydrogen and oxygen, which makes up water, the oxygen atom has a slight negative charge and the hydrogen atoms have a slight positive charge. This gives the molecule a neutral charge as a whole, but it also means that water is a polar molecule.

What is the BEST way to discover if there is water on the surface of Mars?

A)
Send space probes to Mars to study the surface


B)
Study the moon’s surface, since it is similar to that of Mars


C)
Observe the color of Mars to see if there are traces of blue


D)
Study meteorites on Earth, believed to have been rocks from Mars

Answers

It would be A send a space probes to mars to study the surface like the NASA's Mars Exploration Rover (MER) mission was a robotic space mission involving two Mars rovers, Spirit and Opportunity, exploring the planet Mars.

Answer:

A is correct!

Explanation:

Compare the functions of a cell to the functions of an organism, such as gettign rid of waste

Answers

Answer:

an organism remove its waste through some organs like skin ,lungs and kidneys while in cells the waste is broken down by lysosomes

Explanation:

Final answer:

Cells, the basic units of life, conduct necessary functions such as nutrient intake, waste excretion, and reproduction. Multicellular organisms have specialized structures from cells to organ systems for these tasks, while single-celled organisms rely on their lone cell to perform all functions.

Explanation:

Comparison Between Cellular and Organismal Functions

Cells are the basic building blocks of all organisms, engaging in various activities such as taking in nutrients, excreting wastes, growing, reproducing, and responding to the environment. Single-celled organisms must perform all essential processes independently, whereas in multicellular organisms, such as humans, specialized cells, tissues, organs, and organ systems collaborate to perform functions, including waste elimination.

In multicellular organisms, cells form tissues which group into organs, and these are further integrated into organ systems that work together to maintain the organism. For example, in the human body, the circulatory system, which includes the heart and blood vessels, is responsible for transporting blood and removing metabolic waste products from cells.

Comparing this to single-celled organisms, they rely on their single cellular structure to manage all these tasks through structures such as the cell membrane and organelles. Both multicellular and unicellular organisms ultimately follow similar life processes but achieve them through varied organizational complexities.

Cells with the same structures and functions work together to form A. systems. B. tissues. C. organs. D. organisms.

Answers

B, they work together to form a tissue, hope this helps, have a great day.

B. tissues.

cells make up tissues, tissues make up organs, organs make up organ systems and organ systems make up an organism.

Which type of ecosystem needs biodiversity

Answers

Answer:

all of them.

Explanation:

biodiversity is good for any ecosystem.

Final answer:

Biodiversity is essential for all ecosystems, providing ecosystem services that include pollination, nutrient recycling, and the maintenance of soil health. It enables ecosystems to be productive and stable, ultimately supporting human life by providing food, medicinal resources, and clean water. Loss of biodiversity can lead to ecosystem degradation and threaten these vital services.

Explanation:

All ecosystems need biodiversity to maintain their health and stability. Biodiversity includes different levels such as species diversity, genetic diversity, and ecosystem diversity. High biodiversity, as seen in coral reefs and rainforests, provides numerous ecosystem services such as pollination, nutrient cycling, pest control, soil development, and maintenance. These ecosystems function effectively and support the vast array of life, including human life, by providing food sources, medicinal compounds, and clean water.

Biodiversity plays a critical role in nutrient cycling, where a variety of soil organisms contribute to nitrogen fixation and nutrient recycling. It enables plants to be pollinated and decomposers to recycle waste material. The genetic diversity within populations is crucial for their ability to adapt to changes, whether they be environmental shifts or emerging diseases.

The loss of biodiversity can lead to the degradation of these ecosystem services, making food production more expensive or even impossible, and reducing the soil productivity due to the loss of ecosystem interactions. Therefore, preserving biodiversity not only sustains our ecosystems but is vital for the long-term survival of humanity.

Which of these statements is true about heating up air in the lower atmosphere?
A. It occurs mainly through radiant energy.
B. It occurs through convection from Earth.
C. It happens to a different extent over land and water.
D. It takes place through conduction between the sun and air.

Answers

Final answer:

The true statement about heating up air in the lower atmosphere is that it happens to a different extent over land and water, mainly through the process of convection. This variation is due to the differing specific heats of land and water, and the role of latent heat through evaporation and condensation, demonstrating the complexity of atmospheric heating.

Explanation:

The statement C. It happens to a different extent over land and water is true about heating up air in the lower atmosphere. This variation is primarily due to the specific heat of land and water, and the process of convection. The land heats and cools more quickly than water, leading to differences in air temperature above these surfaces. This is evident in coastal areas where daytime and nighttime temperatures can vary widely compared to areas near large bodies of water which experience more moderate temperature changes. Convection plays a key role in this process as the warm air from the earth's surface rises and cools, and cooler air sinks, creating a convection current that is the primary method of heat transfer in the atmosphere.

Additionally, latent heat also contributes to the heating of the air through the processes of evaporation and condensation. When water evaporates, it absorbs heat from its surroundings, cooling the surface. Conversely, when water vapor condenses into liquid, it releases latent heat, warming the air. These processes are intertwined with convection to regulate temperatures in the lower atmosphere, further illustrating the complexity of atmospheric heating and its dependence on various factors, including geography and surface materials.

primitive anaerobic prokaryotic cells did not contain which of the following ?

A) mitochondria

B) DNA

C) cell membranes

D) RNA

Answers

I believe the answer is A

Answer:

A) mitochondria

Explanation:

Prokaryotic cells are the ones that lack membrane-bound well define the nucleus. They also lack the membrane-bound organelles such as mitochondria, Golgi apparatus, etc. These cells have a cell membrane and their DNA is present in the cytoplasm in the nucleoid region. So, a primitive anaerobic prokaryotic cell can not have mitochondria which are a characteristic feature of eukaryotes.

An organism that feeds upon producers is known as a _______. A. decomposer B. primary consumer C. secondary consumer D. secondary producer

Answers

B because it is the first level of consumer

the answer is b i think

Tides describe the regular rising and falling of the ocean water. Tides are caused by

1.the rotation of the moon on its axis
2.the gravitational pull of the sun and moon
3.large storm systems over oceans
4.earthquakes on the ocean floor

Answers

Answer: the gravitational pull of the wsun an moon

Explanation: correct answer

1. which describes is the best example of a population?

a. all of the red foxes in a forest
b. all of the red foxes in every Forest
c. all of the organisms in a forest

2. a certain plant requires moisture oxygen carbon dioxide light and minerals in order to survive . this statement shows that a living organism depends on ______?

a. symbiotic relationship
b. abiotic factors
c. biotic factors ​

Answers

it is a for number one and for number 2 it is b

The best example of a population is 'all of the red foxes in a forest' because a population consists of individuals of a species in a specific area. A plant requires abiotic factors like moisture, oxygen, and minerals to survive, indicating its reliance on non-living parts of the environment.

The best example of a population is a. all of the red foxes in a forest. This is because a population refers to all the individuals of a species living within a specific area. For instance, all the pine trees in a forest would represent the population of pine trees within that ecosystem, just as all red foxes in a forest would represent the red fox population there.

In regard to the plant described, the statement shows that a living organism depends on abiotic factors. Abiotic factors are the non-living parts of an organism's environment, which in the case of the plant include moisture, oxygen, carbon dioxide, light, and minerals. These elements are critical for the survival of most plants and are not considered symbiotic relationships, which involve interactions with other living organisms, or biotic factors which are the living components of an environment.

Organisms are classified as eukaryotes or prokaryotes based on their basic body structure. Which of the following is true of organisms and the type of genetic information they contain?
Question 9 options:

Both eukaryotes and prokaryotes contain DNA enclosed in membrane-bound nuclei


Both eukaryotes and prokaryotes contain DNA, but prokaryotes typically only have a single, circular chromosome

All eukaryotes and most prokaryotes contain DNA, but Archaebacteria only contain RNA


All eukaryotes contain DNA, and all prokaryotes contain only RNA

The flowering plant known as the snapdragon produces white, yellow, and crimson flowers. When a snapdragon that is homozygous for the gene for white flowers is crossed with a crimson snapdragon that is homozygous for the gene for crimson flowers, heterozygous offspring with pink flowers are produced. Which of the following terms correctly describes this phenomenon?
Question 17 options:

Mendelian inheritance


polygenic inheritance


pleiotropy


incomplete dominance

Punctuated equilibrium and gradualism are both models for evolutionary change, but they are very different theories. Which of the following statements is true of the evolutionary theory known as gradualism?
Question 19 options:

Several closely related species from isolated populations evolve rapidly


Fossils showing intermediate changes will not necessarily be found


Evolution occurs in spurts of rapid change


Speciation occurs gradually

Answers

Question 9: The right answer is B (the second one)

The two major types of cellular, prokaryotic and eukaryotic organisms.

* Prokaryotes are identified with bacteria: most live as single-cell organisms but some bacteria associate in a chain. Prokaryotes have their DNA in the cytoplasm of the cell.

* Eukaryotes have a nucleus, a compartment separated from the rest of the cellular contents, which contains the DNA.

Question 17: The right answer is incomplete dominance.

Incomplete-dominated genetic action is a type of genetic action where one of the alleles outweighs the other in the production of qualitative phenotypes, without the dominant allele completely overshadowing the heterozygous recessive allele. Two copies of the dominant allele are required to produce the dominant phenotype. Since the recessive allele can perform its function at the heterozygous stage, this genotype produces a phenotype (the heterozygous phenotype) which differs little from the dominant phenotype.

In our case the phenomenon of incomplete dominance gave a pink color (between white and crimson) instead of crimson color when the white flowering plant was mixed with the crimson flower plant.

Question 19: The right answer is Speciation occurs gradually.

Speciation is a term that means the formation of new species.

Gradualism is an evolutionary theory according to which new species occur by gradual transformation of ancestral species, by evolution.

These transformations are slow and regular. Otherwise expressed: evolutionary theory according to which speciation is gradually effected by small successive changes over long periods.

what organelle in eukaryotic cells holds the DNA

Answers

in Eukaryotic cell the organelle which holds the DNA is the nucleus. however, some part of DNA can also be found in mitochondria and chloroplasts.

Final answer:

The organelle in eukaryotic cells that holds the DNA is the nucleus.

Explanation:

The organelle in eukaryotic cells that holds the DNA is the nucleus. The nucleus is the largest organelle in a eukaryotic cell and is considered to be the cell's control center. It contains most of the cell's DNA, which is organized into chromosomes, and is responsible for regulating gene expression.

What information does RNA code for?

A) DNA replication

B) protein synthesis

C) polypeptide building

D) gene production

Answers

Answer:

B) protein synthesis

Explanation:

An RNA codes for protein synthesis. A triplet of nucleotides/bases in RNA helps in adding an amino acid into the protein strand. This triplet of nucleotides is knwon as codon and helps in adding amino acid which is specific to it. For example, AUG triplet codes for methionine while UGG codes for tryptophan. The amino acids get added in protein strand unless a stop codon is reached. Triplets UAA, UAG & UGA are stop codons.  Here it may be noted that initially a polypeptide chain is synthesized by RNA but the ultimate goal of making that polypeptide chain is protein synthesis.

Answer: The correct answer is -

B) protein synthesis.

Explanation:

RNA (ribonucleic acid) contains codon (a sequence of three nucleotides that code for particular amino acid) sequences that help in the process of protien synthesis (translation).

The genetic information is transferred particularly from mRNA to proteins at the site called ribosomes.

tRNA (transfer RNA) molecule arrives at ribosome with specific amino acid according to the codon present in the mRNA.

In this way, a long chain of amino acids is assembled to form proteins.

Thus, option B) is the right answer.

what are the structures that allow for one-way blood flow through the heart
1) atria
2) ventricles
3) valves
4) capillaries​

Answers

The answer is valves.

Heart valves have a particularly important role in keeping blood flow in a certain direction, allowing blood to flow from the atria to the ventricles and from the ventricles to the heart. Valves control the flow of blood through the heart by opening and closing each time the heart contracts. The valve's opening and closing functions are controlled by the pressure difference between the heart chambers and some muscles in the heart.

In case of dysfunction of one of these valves can be made an artificial heart valve or a mechanical type

The valves. They pump blood throughout the body and the transfer it to where you need it to go.

Match the activities to the respective category

Answers

diamond=carbon and its comp.

water=oxygen and its comp.

carbohydrates=carbon and its comp.

ozone=oxygen and its comp.

ethane=carbon and its comp.

Hope my answer helps! :)

Carbon and its components: ethane, carbohydrates, diamond.

Oxygen and its components: Ozone, water

What are carbon and oxygen-containing components?

Carbon-containing components have carbon as their building source. Oxygen-containing components have oxygen as their basic unit.

Ethane is a carbon-containing component because it is made up of carbon and hydrogen units by built by covalent bonds.Carbohydrates are built by carbon, hydrogen, and oxygen.Diamond is made up of repeated units of carbon via covalent bonds making it the strongest compound.Ozone is made up of oxygen having its chemical formula O3 meaning 3 atoms of oxygen.Water is made up of one atom of hydrogen and 2 atoms of oxygen.

To learn more about carbon and oxygen, refer to:

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Which two habitats are found at high latitudes?
A) boreal forest and tundra
B)desert and tropical rain forest
C)tundra and swamp
D)coral reef and tundra

Answers

Answer:

A) boreal forest and tundra

Explanation:

Boreal forests are present north of 50-60 degree north latitude. Tundra biomes are also called as arctic tundra and are also located in extremes of the north latitude. Boreal forests are world' largest biome and stretches across both North America and Eurasia. So, the two habitats are found at high latitudes among the given options are: boreal forest and tundra.

Answer:

A.boreal forest and tundra

Explanation:

apexs

Which organisms undergo photosynthesis?

(on the bottom is a palm tree)

Answers

The palm tree and the little sapling.

Answer:

Palm Tree with sproutlings

Explanation:

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