Answer:
Trachea
Explanation:
Is this right if not please tell me the right answer!
The 4 types of microscopes, their descriptions, and an example use are:
Answer:
1compound Light microscope
stereoscopic
transmission electron
scanning electron
. Which describes the function of the cell cycle in such single-celled organisms?
reproduction
repair
growth
protection
2 An atom has 9 protons, 10 electrons, and 10 neutrons.
Answer:
the element is potassium
A plant can have green (G) or yellow (g) leaves. It can also have a long (K) or
short (k) stem. A scientist is preparing a Punnett square for a dihybrid cross
of a plant with a genotype GgKk. What possible gametes can the plant
produce?
O A. GK, Gk, gk, gK
• B. GK, GG, KK, kK
• C. GK, Gk
O D. GK, gk
The possible gametes the plant can produce would be GK, Gk, gK, and gk. The correct option is A.
Gametes formationIn order to determine the possible gametes from the parent with the genotype GgKk, we need to cross the two traits in a monohybrid cross.
Thus: Gg x Kk
GK Gg gK gk
Thus, the possible gametes are GK, Gg, gK, and gk.
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Some weight-loss diets are believed to speed up the body's metabolism to help a person lose weight quickly. Other diets rely on very low-calorie intake for rapid weight loss. Is it important, when changing one's diet, to know how the cells in your body will react to the introduction of new substances or removal of other substances?
Answer:
It is super important
Explanation:
It is critically important that one must know how and what your body needs before introducing new things or removing old things. For eg. people tend to go on keto diets (high fats). But, one must know that our brain neurons require very high energy and need constant sugar. Therefore, if you intake very low sugar in keto diet, you might actually harm yourself more than benefit.
The skeletons of mammalian forelimbs represent variations of a structure that was present in their common ancestor. What has most likely caused the variation in forelimbs?
Question 5 options:
Development of vestigial structures
Trait formation due to behaviors
Changes in the genetic codes
Trait formation due to behaviours, Thus, option "D" is correct.
What has most likely caused the variation in forelimbs?It is obvious to see that the three animals, cat, whale, and bat, have the same basic structure of their forelimbs, but also that they have developed differently and have taken a new shape. The reason for this is a trait formation due to behaviour.
The cat's ancestors were terrestrial, and the cats have remained terrestrial, walking on their four legs, and having the same shape and function as their ancestors.
The whales had similar forelimbs, but their ancestors started to move more and more in water. As they did, they needed more muscle power, but also greater width of the forelimb so that they can move more easily and more efficiently in the water.
This behaviour has gradually resulted in a flat, strong, peddle-like forelimb. The bat too had similar forelimbs to that of the cat, but its ancestors started to try to fly.
The process was gradual, and it started with jumping, then longer jumps, development of skin between the fingers, and elongation of the fingers, thus providing more area for the development of wider skin area. This has resulted in developing a light, wide, skin-dominated forelimb with elongated fingers, providing flight for the bat.
Thus, option "D" is correct.
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transportation of seedling is not done for
1 rice
2 maize
3 onion
4 brinjal
Answer:
answer number 3 onion is correct answer
pls help
It has chloroplasts and vacuoles and moves using a flagellum.
How would you classify the way that it gets energy? Is it an autotroph or heterotroph?
Explain your answer in at least two complete sentences.
An organism that has chloroplasts and vacuoles and moves using a flagellum would be classified as an autotroph.
What is an autotroph?An autotroph is an organism that can generate its own food, which is due to a chemical process called photosynthesis.
Photosynthesis occurs in a specialized organelle called chloroplast that traps sun radiation to convert it into chemical energy.
In conclusion, an organism that has chloroplasts and vacuoles and moves using a flagellum would be classified as an autotroph.
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3. Which of the following provides the best description of active transport of
materials across the cell membrane?
A:Active transport does not require energy and moves materials from areas of
relatively higher to lower concentration.
B:Active transport requires energy and moves materials from areas of
relatively lower to higher concentration.
C:Active transport does not require energy and moves materials from areas of
relatively lower to higher concentration.
D:Active transport requires energy and moves materials from areas of
relatively higher to lower concentration.
Answer:
B. Active transport requires energy and moves materials from areas of relatively lower to higher concentration.
Explanation:
Soil nutrients are important to photosynthesis because they_____.
Soil nutrients are important to photosynthesis because they help with chlorophyll formation.
2. Which graph represents the change in cell surface area to volume ratio [1 mark]
with increasing cell diameter?
A.
B.
Surface area : volume ↑
Surface area : volume
Cell diameter
C.
Surface area : volume
Surface area : volume
Cell diameter
Cell diameter
D.
v
Cell diameter
A graph which represents the change in cell surface area to volume ratio with an increasing cell diameter is graph C.
The ratio of surface area to volume.Generally, the ratio of cell surface area to volume in living organisms is always required to be very small, so as to allow sufficient materials such as food particles, to move through the cell membrane quickly for the cell's survival and optimum function.
When plotted on the cartesian coordinate, a graph which represents the change in cell surface area to volume ratio with an increasing cell diameter is shown in the image attached below.
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Doing activities that makes you happy or center around things you like can cause you to
Engaging in activities that makes you happy or centers around things you like would help to increase your problem-solving skills.
What is behavior modification?Behavior modification can be defined as a therapeutic process that changes any undesirable negative behavior in an individual, especially through the use of positive or negative consequence and biofeedback.
In Psychology, when an individual engages in activities that makes him or her happy or that centers around things he or she like, it would help to increase their problem-solving skills and creates greater flexibility in their brain.
In conclusion, it's very important and essential for everybody to engage in activities that make them happy or that centers around things they like.
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3. Meiosis is a process that occurs during cell division that leads to the production of gametes It halves the number of chromosomes that can be passed on to an offspring. It also produces new combinations (variations) of an organism's genetic material Use evidence you obtained from modeling meiosis to show that both statements are true
Answer:
reproduction
Explanation:
different traits
What are the 4 major groups of birds?
Answer:
Strisores — nightjars, frogmouths, and other nocturnal birds, along with diurnal swifts and hummingbirds.
Columbaves — turacos, bustards, cuckoos, pigeons, sandgrouse, and mesites.
Gruiformes — cranes, rails, crakes, Sungrebe, flufftails, and others.
Aequorlitornithes — shorebirds, flamingos, grebes, gulls, tropicbirds, penguins, and other waterbirds.
Explanation:
Answer: The four important group of birds are 1. Game Birds 2. Preying Birds, 3. Perching Birds and 4. Flightless Birds.
Game birds are good runners but they cannot fly long distances. Their wings are short and round, but legs are massive. The beaks are also strongly built. Males are aggressive. One male maintains a group of 3-4 females. Game birds include partridges, pheasants, quail, grouse and pea fowls.
Preying birds are predators. They kill mice and other smaller animals and eat them. They have very strong, hook-like beak. There feet have curved and pointed claw. Their vision is very sharp. Preying birds include vultures, kites eagles and falcons.
Perching birds constitute the largest group of birds. When they sit on a tree, their digit grasp the branch of the tree in such a way that they cannot fall off the branch. Baya, larks, swallow, bulbul, finches, house sparrow, weaver-bird, crow and magpie are some common perching birds.
Flightless birds can run but they cannot fly. Flightless birds are large-sized. They generally lack tail feathers. The keel of sternum is absent. Flightless birds include ostriches, rhea, emu, kiwi, and penguin. Ostrich is the largest living bird. It weighs about 157 kg. Ostriches are very good runners. They are found in Africa and Arabia. Rhea is found in South America. It is smaller than ostrich. Emu is found in Australia. It is smaller than rhea. Kiwi is found in New Zealand. It is Southern hemisphere (Antarctica). Their body is suited for diving and swimming.
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Do you think that the heart muscle has the same structure as the arm muscle?
Answer:
No.
Explanation:
Heart muscles are involuntary muscles, so you can't control them. You can, however, control arm muscles. They are called voluntary muscles.
Which of the following is the most important reason that a scientist should
replicate his or her experiments?
OA. To make sure that differences in the data are caused by real
differences and not by error
OB. To make sure that other scientists do not have to waste time
replicating this scientist's experiments
C. To practice the experimental procedures until the scientist is an
expert at performing them
D. To prove the scientist's hypothesis
Answer:
D. the only method of scientific investigation is in essence demonstrating the hypothesis is valid through repeated and more vigorous investigation using sound experimental techniques to produce the same or very similar results, ideally obtained from larger scale longitudinal studies, increasing sampling size and scale to lend greater and greater quality data on any query
What trait is recessive in the picture
Shortness is the recessive trait
Explain five ways HIV can change your life
Answer:
It can change the way your peers and people view you as an individual
Effect the way you view yourself
Can cause a broken relationship
thats it
Explanation:
Two short-haired guinea pigs have several offspring over the course of a few years. Out of 100 offspring, 25 of them have long hair. What are the probable genotypes of the parents
The genotype of the short-haired parents that produced some long hair offsprings is probably heterozygous.
What is heterozygosity?Heterozygous means an organism which has two different alleles of a given gene.
An organism that is heterozygous posseses two different alleles of the same gene. For example, in this gene coding for hair length;
L represents short hair (dominant)l represents long hair (recessive)Therefore, if two short-haired parents produce 100 offsprings and 25 of them are long-haired, it means that they were probably heterozygous for the short hair.
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deserts savannas and taigas are all examples of what biome.
Answer:
Terrestrial Biome Examples. Terrestrial biomes include tropical rainforests, temperate forests, grasslands, deserts, tundra, taiga, savanna and chaparral.
Explanation:
Answer:Terrestrial Biome
Explanation:im just smart like that you feel me
what important services do forest provide? how might their destruction have an effect on humans?
Answer:
the most important service the forest provides I think is that they filter out polluted air and turns it into clean air
Two moths of the same species are colored the same shade of brown and inhabit the same forest. One has the genotype BB and the other Bb. Their genotypes are different; their survival rate could be expected to be
a. the same since natural selection works on phenotype
b. different since natural selection works on genotype
c. the same since genotype and phenotype do not matter in natural selection
d. different since natural selection works on phenotype
Answer:
A. the same since natural selection works on phenotype
Explanation:
Natural selection acts on the phenotype, not the genotype. But it can cause changes in the genotype.
What are the two types of quantities scientists consider when examining something?
Answer:
The two types of quantities scientists consider when examining is Scalars and Vectors
Which term best describes this step of the investigative process?
The steps of investigative process include experiment, theory and observation.
What is investigative process?Investigative process is defined as the scientific process that is used to generate a conclusion about a particular finding.
The steps of investigative process include:
experiment, theory andobservation.Therefore, the steps of investigative process include experiment, theory and observation.
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Information is carried from the central nervous system to the body's tissues by
0 1) interneurons.
2) sensory neurons.
O 3) motor neurons.
O 4) the limbic system.
Motor neurons are responsible for taking information from central nervous system to the body's tissues, i.e., option 3 is correct.
What are motor neurons?Specialized type of brain cell called neurons located within the spinal cord and the brain is referred to as motor neuron.
Motor neurons are responsible for taking information from central nervous system to the body's tissues.
Thus, the correct option is 3.
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Identify the stages of the water cycle where water moves downward from the force of gravity.
Answer:
we have six stages of water cycle
A species of fish evolved over thousands of years to have gills that allowed the fish to swim deep in the sea. What’s the effect of this development on deep-water resources?
The fish developed the gills because of ____. Because the fish are now able to swim in deep water, their ____ in shallower water will have less food. Likewise, competition for food among deep-water fish that eat the same types of food will ____.
Answer:
genetic modification competitors increase
Explanation:
The fish developed the gills because of genetic modification. Because the fish are now able to swim in deep water, their competitors in shallower water will have less food. Likewise, competition for food among deep-water fish that eat the same types of food will increase.
Plants in which division can live as long as 1500-2000 years?
Joint Firs are the plants in which division can live as long as 1500 to 2000 years.
Which is a carbohydrate monomer?
O glucose
O sucrose
O glucagon
O glycogen