Answer:
The cell membrane is like the screen door
The cell membrane is like the screen door The Golgi body is like the set of a flattened sac or a mailman
The cell membrane is like the screen door The Golgi body is like the set of a flattened sac or a mailman The ribosome are like the flattened and spherical in shape or house
The cell membrane is like the screen door The Golgi body is like the set of a flattened sac or a mailman The ribosome are like the flattened and spherical in shape or house The lysosome are like the teacher of a school
A nonnative species of ant is introduced into a woodland ecosystem. Which situation would most likely stop the species from becoming invasive?
Answer:
Having a natural predator would most likely stop the species from becoming invasive
Explanation:
This is because the natural predator uses it and makes it dormat.
The digestive system and the excretory system both excrete waste. Which best describes how waste is secreted in each system?
A. The digestive system excretes a liquid waste and the excretory system excretes a solid waste.
B. Both systems excrete waste as a liquid.
C. Both systems excrete waste as a solid.
D. The digestive system excretes a solid waste and the excretory system excretes a liquid waste.
Answer:
D
Explanation:
You are recruiting 10 space-travelers to populate a new planet many light-years away. The travelers will need to be cryogenically frozen and to fit in the cryogenic pods they will need to be between 170cm and 190cm tall. Amongst the species to which you belong height can be approximated by a normal distribution with a mean of 178cm and a standard deviation of 5cm. What is the probability that a randomly selected potential traveler will fall within the permitted height range? What is the probability that a randomly selected group of 10 travelers will all be within the permitted height range? The maximum total weight of the 10 travelers must not exceed 500kg meaning that their average weight should not be above 50kg. If individuals' weight is described by a normal distribution with a mean of 48kg and a standard deviation of 3kg what is the distribution of the mean weight of a sample of 10? What is the probability that a randomly chosen group of 10 travelers is underneath the weight limit? A colleague of yours suggests that to get the overall probability of a group of 10 travelers meeting both the height and weight constraints you should multiply the probability in (b) with the probability in (d). Do you agree? Why or why not?
(a) The probability that a randomly selected potential traveler will fall within the permitted height range is approximately 68.27%.
(b) The probability that a randomly selected group of 10 travelers will all be within the permitted height range is approximately 23.76%.
(c) The distribution of the mean weight of a sample of 10 travelers follows a normal distribution with a mean of 48kg and a standard deviation of 0.95kg.
(a) To calculate the probability that a randomly selected potential traveler will fall within the permitted height range, we need to find the area under the normal distribution curve between the heights of 170cm and 190cm. Using the properties of the normal distribution, we can calculate that approximately 68.27% of the population falls within one standard deviation of the mean. Therefore, the probability that a randomly selected potential traveler will fall within the permitted height range is approximately 68.27%.
(b) To calculate the probability that a randomly selected group of 10 travelers will all be within the permitted height range, we need to calculate the probability of each traveler falling within the range and then multiply those probabilities together. Since each traveler's height is independent of the others, the probability that a single traveler falls within the range is approximately 68.27%. Therefore, the probability that all 10 travelers fall within the range is approximately (0.6827)^10, which equals approximately 23.76%.
(c) The distribution of the mean weight of a sample of 10 travelers follows a normal distribution with the same mean as the individual weights (48kg) but a standard deviation that is the original standard deviation (3kg) divided by the square root of the sample size (10). Therefore, the standard deviation of the mean weight of the sample is 3kg/sqrt(10) ≈ 0.95kg.
Learn more about probability
brainly.com/question/31828911
#SPJ11
organisms have both autosomes and sex chromosomes. as with autosomes, sex chromosomes gnees involved in processes unrelated to the sex of the individual what is the genotype of the colorblind man. true or false?
The statement "organisms have both autosomes and s ex chromosomes. As with autosomes, s ex chromosomes genes involved in processes unrelated to the sex of the individual" is true.
The term genotype refers to the genetic makeup of an individual with respect to a specific trait or characteristic. Genotype can be represented by letters, and each individual has two alleles that determine a given trait. One allele is inherited from the mother and the other from the father. In humans, the gene that controls color vision is on the X chromosome, one of the two s ex chromosomes.
Color blindness is a s ex-linked disorder that is recessive and is linked to the X chromosome. Therefore, males are more likely to be color-blind than females. The gene for color vision is located on the X chromosome, so if a man has one defective gene for color vision, he will be color-blind. In contrast, a woman must have two defective genes for color vision to be color-blind.
learn more about genotype here
https://brainly.com/question/902712
#SPJ11
What is the currently accepted therey
on the origin of the moon?
Answer:
giant-impact theory
Explanation:
I hope this helps
A cell with 18 chromosomes undergoes meiosis. How many chromosomes would each daughter cell contains?
Answer:
18
Explanation:
A communication plan can help family members stay in touch during an emergency. (3 points) True False
Answer:
true
Explanation: I got it right on my test
Answer:
I think it's true
Explanation:
Mendel crossed two plants that were heterozygous for purple flower color. Which genotypes could he have used to represent the cross? PP ´ PP Pp ´ Pp pp ´ pp Pp ´ PP
Answer:
Pp and Pp
Explanation:
They are both heterozygous
I dont think the answer is in the options
Answer:
Pp ´ Pp
Explanation:
put the following stages of the cell cycle in order:G2,S,G1,M
Answer:
G1, S, G2, M
Explanation:
The cell cycle is a four-stage process in which the cell increases in size (gap 1, or G1, stage), copies its DNA (synthesis, or S, stage), prepares to divide (gap 2, or G2, stage), and divides (mitosis, or M, stage).
Which hypothesis is based on this research question
Answer:
I think it is D
Explanation:
I think the left side got more sunshine than the right side because the sun arise from East to west so left side are more larger than right side.
10)“If Jupiter was not there, there could be more terrestrial planets”. Explain how
Answer:
There would be minor changes in the planets' orbits about the Sun, but very little else. However, Jupiter does a great job of shepherding and absorbing small objects in the Solar System. With Jupiter gone, the main effect on Earth would be an increase in the rate of impacts from asteroids and other space flotsam.
Explanation:
Hope this helped!!
1) A specialized function shared by the many cells lining the lungs and the lumen of the gut isA) decreased oxygen demand due to the lack of oxygen in foods.B) increased exchange surface provided by their membranes.C) greater numbers of cell organelles contained within their cytoplasm.D) greater protection due to increased cellular mass.E) lowered basal metabolic rate due to cooperation between cells
Answer:
B) increased exchange surface provided by their membranes
Explanation:
Alveoli are tiny air sacs that are responsible for exchanging oxygen (O2) and carbon dioxide (CO2) in the lungs. Alveoli have elastic fibers in order to expand and recoil depending on the volume of air breathed in. The alveolar epithelial cells (pneumocytes) may adopt a shape that serves to increase the surface area of gas exchange. On the other hand, intestinal epithelial cells have microvilli, which are microscopic projections in the plasma membrane. Microvilli serve to increase the cell's surface area, thereby facilitating the absorption of nutrients and water.
Answer:
B) increased exchange surface provided by their membranes.
Explanation:
The intestine that characterizes by being folded, and by having its walls covered by villi that project into the lumen. They are more concentrated in the first portion of the intestine, decreasing to the final region of the organ. They are involved in nutrients absorption by increasing the absorption area.
Nutrients are absorbed by primary cells and transported to the bloodstream. Mucus is secreted to protect the epithelium during digestion. Villi also transport water from the blood to the intestinal tract, which helps in food decomposition.
Besides the absorption function, the intestine characterizes by doing the peristaltic movement, secretion through special glandules, digestive function, absorptive functions, secretion functions, and endocrine functions.
Animals must have a respiratory membrane to make gas interchange. This surface must be humid, thin, and revested by a simple plane epithelium, plenty of vessels. The membrane must be permeable and exposed for gases to circulate. This membrane might be on the body surface or in specific respiratory organs, such as lugs. The gas exchange occurs by simple diffusion. Oxygen tends to diffuse to the interior of the organisms, while carbon dioxide tends to get out of it.
Question 1 of 20
Select the best answer for the question
1
b
2
3
image by Open OC BY 30).
via Wikimedia Commons
1. This is an image of the phospholipid bilayer. Based on what you know about the structure of the phospholipid bilayer, what is the name of the structure labeled
27
A Hydrophobic tall
ОВ. АТР
C Sodium-potassium pump
D. Hydrophilic hea
select the correct text in the passage
a. the object orbits a white dwarf star
b. the object also appears to have 6 moons of its own
c.current images show that object is a rectangular in shape
d.it has slowed orbital. Orbiting it stars every 480 days
Explanation:
d . it has slowed orbiting it star every 480 days..
is answer
plz mark as brainliest plz friend
what is the botanical name of rabbit
Answer:
Oryctolagus Cuniculus is the scientific name for all pet rabbits
Explanation:
Oryctolagus - Genus name
Cuniculus - Species
Answer:-
Oryctolagus Cuniculus is the botanical/biological name of rabbit
Kidney function, bone growth, and beating of the heart are all topics of anatomy. true or false?
Kidney function, bone growth, and beating of the heart are all topics of anatomy. The statement is false.
Anatomy is the branch of biology concerned with the study of the structure of organisms and their parts.
It deals with the structural organization of living things.
The branches are gross anatomy, microscopic anatomy, human anatomy, phytotomy, zootomy, embryology, and comparative anatomy.
Kidney function is a part of human physiology, not anatomy.
Bone growth is a part of human physiology, not anatomy.
Beating of the heart is a part of human physiology, not anatomy.
Hence, the statement is false.
Learn more about anatomy click here https://brainly.com/question/21190730
#SPJ1
What happens when organisms populate a new area and are isolated geographically from other populations of the same species?
Answer:
The geographically isolated population will acquire genetic differences that eventually will lead to its speciation
Explanation:
Geographic isolation is a biological process produced by the physical separation between organisms of the same species, which may be caused by different types of geographical barriers such as, among others, mountains, earthquakes, rivers, etc. Geographic Isolation produces genetic differences between the separated groups. Over time, these genetic differences will lead to the reproductive isolation of the new population, thereby leading to the formation of a new species in the course of evolution, in a mechanism referred to as speciation.
why does a flower have more pollen grains than ovules
A flower has more pollen grains than ovules to increase the chances of successful pollination and fertilization.
In flowers, the reproductive process involves the production of pollen grains and ovules. Pollen grains are male gametes, while ovules are female reproductive structures. The number of pollen grains and ovules in a flower can vary depending on the species and reproductive strategy.
Flowers produce more pollen grains than ovules for several reasons. Firstly, the success of fertilization depends on the transfer of pollen grains to the stigma of the flower, where they can reach the ovules. Producing more pollen grains increases the chances of successful pollination and fertilization.
Furthermore, not all pollen grains will successfully reach and fertilize an ovule. Some may be lost during the process of pollination, while others may fail to germinate or encounter barriers preventing successful fertilization. By producing a surplus of pollen grains, flowers ensure a higher likelihood of successful reproduction.
Learn more:About flower here:
https://brainly.com/question/5031656
#SPJ11
Chromosomes create genes true or false
Answer:
false
Explanation:
genes are made up from dna and are created from viruses or inherited from our parents
Hope this helped! Have a good day!
Why did the removal of wolves affect the entire Yellowstone ecosystem?
A. It changed the balance of many different interactions.
O B. The organisms in the ecosystem did not compete for resources.
C. Wolves were the only predators in the ecosystem.
D. The wolves were the only producers in the ecosystem.
HELP ME QUICKKK PLEASE
Answer:
A
Explanation:
Since Wolves were one of the main predators (not the ONLY one) prey started to over populate causing the vegetation population to decrease. Since the vegetation decreases so does the number of prey then as well as the number of predators.
The removal of wolves affecting the entire Yellowstone ecosystem is option "A" that is It changed the balance of many different interactions.
Here wolves act as a keystone species.
What are keystone species?A keystone species is an organism that enables represent an entire ecosystem.
Without its keystone species, the ecosystem would be dramatically distinct or stop existing altogether.
Keystone species have low functional tedium.
Thus, option "A" that is It changed the balance of many different interactions.
To learn more about keystone species click here:
https://brainly.com/question/6868621
Which of these statements about fungi are true?
Answer: where are your statements
Explanation:
Describe the shape of the eastern mole’s hands
The eastern mole has hands that are adapted for digging and tunneling. They have short, broad, shovel-like forepaws with long, curved claws.
What is eastern mole?Eastern mole (Scalopus aquaticus) is a species of mole found in the eastern United States and parts of Canada. It is a small, burrowing mammal that lives in moist soils and feeds on insects, worms, and other small invertebrates. It is active both day and night and can be found in many different habitats, from grasslands to woodlands.
The front paws are larger than the hind feet, which are adapted for pushing dirt. The palms and digits are flattened and spread out for maximum contact with the ground. The claws on the front feet are long and curved, allowing them to dig and scoop the dirt away, while the claws on the hind feet are slightly curved and more flattened. The eastern mole’s hands are highly specialized for digging and tunneling, which is the mole's primary activity.
To learn more about mole
https://brainly.com/question/30235802
#SPJ1
what is the name of the condition where blood flows too fast through the arteries.
Answer:
the condition that makes blood flow too fast through the ateries is Coronary artery disease.
Explanation:
It's built on cholesterol, fatty deposits called plaques inside the arteries.
PLEASEEEEEEEEE HELPPPPP QUICKLYYY!!!!!
Which of the following factors will NOT affect the rate of cellular respiration.
a. Changing temperature
b. Amount of oxygen available
c. Amount of sunlight available.
d. Amount of glucose available.
Answer:
C - amount of sunlight available.
Explanation:
Cells need sugar, and oxygen in order to grow. While certain temperatures can be harmful.
The amount of sunlight available
3. Imagine the cell is a factory. List the parts of a factory that the following parts of the cell
correspond to because of similar functions.
Parts of a Cell
Cell Membrana
Cytoplasm
Nucleus
Nuclear Membrane
Mitochondria
Parts of a factory:
For the following free body diagrams identify if the forces are balanced or unbalanced. Then determine the net force if it is not zero and the direction of motion.
In all cases, except case 1 the forces are unbalanced, and therefore, the net force is different from 0.
How forces act?In physics, forces are balanced if opposite forces have the same magnitude, for example:
If two people are pulling a rope with a 5N force the forces are balanced and the rope will not move.Based on this, from the diagrams presented only diagram 1 has balanced forces because this is the only case in which opposite forces have the same magnitude.
Let's calculate the net force in each case or the total sum of forces.To do this, consider that forces pointing upwards and to the right are positive.
Case 1
Net force: 10 N + 10 N - 10 N - 10 N = 0 NCase 2
Net force: 10N + 15 N - 10 N - 10 N = 5 NThe direction of this object is to the right because the strongest force goes in that direction.Case 3
Net force: 17 N + 17 N - 10 N - 12 N = 12 NThe direction of this object is to the right and upwards because these are the two strongest forces.Case 4
Net force: 17N + 10 N - 10N - 12 N = 5 NThis object will move upwards because this is the strongest force.Learn more about force in: https://brainly.com/question/4456579
A person with type O blood is married to a person with type A blood (unknown genotype). They have 6 children, 3 of them have type A blood, three of them have type O blood. What is the genotype of the two parents?
Answer:
Ao & oo
i don't really know if the answer is this....
Answer:
Oo
Explanation:
Meiosis is considered a reduction division because:
A. only occurs when a mutation triggers it.
B. reduces the number of cells.
C. results in haploid cells.
D. results in diploid cells.
Answer:
B I believe
Explanation:
it's called the reduction division bc it reduces the number of chromosomes
which cell organelle is responsible for a child having treacher-collins
Answer:
A change in the gene TCOF1 causes up to 93 per cent of cases of Treacher Collins syndrome. This gene, located on chromosome 5, is responsible for facial development.
where in the body does the production of precursors for the synthesis of calcitriol occur?
The production of precursors for the synthesis of calcitriol occurs primarily in the liver, as well as in the skin and kidneys.
Specifically, cholesterol molecules are converted into the precursor molecule 7-dehydrocholesterol in the skin and then transported to the liver and kidneys where it is converted into vitamin D3. This vitamin D3 then undergoes further conversion in the kidneys to become calcitriol, the active form of vitamin D. Calcitriol plays a crucial role in regulating calcium and phosphorus absorption in the intestines and maintaining healthy bones and teeth.
The production of precursors for the synthesis of calcitriol occurs primarily in the liver and skin. In the skin, exposure to sunlight converts 7-dehydrocholesterol into previtamin D3, which is then transformed into vitamin D3 (cholecalciferol). Cholecalciferol is transported to the liver, where it is converted into 25-hydroxyvitamin D3 (calcifediol), the main circulating form. Finally, calcifediol is further hydroxylated in the kidneys by the enzyme 1-alpha-hydroxylase, producing the biologically active form of vitamin D, calcitriol (1,25-dihydroxyvitamin D3). This entire process is essential for maintaining healthy calcium and phosphorus levels in the body.
For more information on precursors visit:
brainly.com/question/28169025
#SPJ11