Sugar gliders and Northern flying squirrels are mammals that have many morphological similarities despite being genetically different. Both are nocturnal and have large eyes to help them see in the dark. Both live in trees and have flaps of skin connecting their front and back legs, and when their front and back legs are extended, the flaps allow the animals to glide from one tree branch to another. Sugar gliders are native to Australia, and Northern flying squirrels are native to North America.
Which of the following best explains the morphological similarities between these two species?
a.The similarities in traits indicate the species are the result of divergent evolution from a common ancestor that had the same traits that these two species share.
b.The two species evolved as the result of two separate bottleneck events that reduced the existing populations to a few individuals who happened to have the same traits.
c.The similarities between the species evolved independently as a result of similar selective pressures in each species’ environment.
d.The traits evolved through sympatric speciation, which often results in species being highly similar because they evolve in the same area.
Answers
The best explanation for the morphological similarities between sugar gliders and northern flying squirrels is a. The similarities in traits indicate the species are the result of divergent evolution from a common ancestor that had the same traits that these two species share.
This is because the two species share many physical traits despite being genetically different and living on opposite sides of the world. These traits were likely present in their common ancestor and were then passed down through divergent evolution, this means that over time, as the two species evolved in different environments, they developed different genetic characteristics but retained physical traits that were useful for survival. Therefore, the similarities between the two species are not the result of bottleneck events or sympatric speciation, but rather a product of their shared evolutionary history. So the correct answer is a. The similarities in traits indicate the species are the result of divergent evolution from a common ancestor that had the same traits that these two species share.
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Related Questions
Answer the prelab questions below with reference to the attached class slides.
1. What is a mutation? (A. change of DNA / B. copy of DNA / C. passing of DNA / D. all listed)
2. Describe the info flow of transcription. (A. DNA --> DNA/B. DNA --> RNA / C. RNA --> protein / D.
DNA --> protein)
3. Describe the info flow of translation. (A. DNA --> DNA/B. DNA -> RNA / C. RNA --> protein / D. DNA-
-> protein)
4. Describe the info flow of expression. (A. DNA --> DNA/B. DNA --> RNA / C. RNA --> protein / D. DNA
--> protein)
5. Describe the info flow of replication. (A. DNA --> DNA/B. DNA -> RNA / C. RNA --> protein / D. DNA-
-> protein)
Answers
Answer:
1 . mutation is in a change in a DNA sequence nutrition can visit of DNA copying mistake made during cell division exposure to radiation exposure to Chemicals called motor Jeans Aur infection by viruses
what is the definition for stomach
Answers
Answer:
the internal organ in which the major part of the digestion of food occurs, being (in humans and many mammals) a pear-shaped enlargement of the alimentary canal linking the esophagus to the small intestine.
The diagram shows the process of mitosis.CDParent cellDNA replicates2 DaughtercellsWhat is the purpose of this process?O It helps the cell function efficiently.O It helps the cell form energy molecules,O It helps the cell make an exact copy of itself.O It helps the cell increase its genetic material.
Answers
It helps the cell make an exact copy of itself.
Mitosis in a process where a cell is devided, resulting in two identical daughter cells.
All of the chemical reactions of the cell are called.
Answers
Answer: cell's metabolism.
Explanation:
the word above fitted really well with the definition so i chose it
What is one of the causes of mechanical weathering?
O acid ran
O aceton
O animal actors
O carbon dioxide
Answers
The prefix exo- means “out of” and the prefix endo- means “taking in”. How do these meanings relate to the meaning of exocytosis and endocytosis?
Answers
Answer:
Cytosis is is the transportion of large quantities of molecules into and out of cells. If exo means out of, that means the molecules are moving out of the cell. Endocytosis is when molecules move into the cell.
Explanation:
Answer:
The prefix “endo” means
✔ in
.
The prefix “exo” means
✔ out
.
✔ Homeostasis
is the state of maintaining a stable internal environment despite changing external conditions.
for yall on egde.
Explanation:
All the following statements can be concluded from the law of conservation of matter except?
A. We can’t throw everything away because there is “no away”
B. Eventually we will rent out of matter if we keep consuming it.
C. There will always be pollution of some sort.
D. Everything must go somewhere.
Answers
Answer:
D
Explanation:
In fish, having two fins (F) is dominant over having pne fin (t).
Complete the punnett square to show a cross between a
heterozygous two finned fish with a one finned fish. What are
the genotype and phenotype possibilities?
Answers
I uploaded the answer to a file hosting. Here's link:
tinyurl.com/wpazsebu
plastids originated from which of the following groups of prokaryotes?
Answers
plastids originated from cyanobacteria, a group of photosynthetic prokaryotes.
plastids are organelles found in the cells of plants and algae. They are thought to have originated from endosymbiotic events involving prokaryotic organisms. The most widely accepted theory is the endosymbiotic theory, which suggests that plastids originated from the engulfment and integration of photosynthetic prokaryotes by a host cell.
The prokaryotic group from which plastids originated is believed to be cyanobacteria, a group of photosynthetic bacteria capable of performing oxygenic photosynthesis. Cyanobacteria have the ability to convert sunlight into energy through the process of photosynthesis, and it is believed that a host cell engulfed and incorporated cyanobacteria, leading to the formation of plastids.
This theory is supported by several lines of evidence. Plastids have a double membrane, similar to the outer and inner membranes of cyanobacteria. Plastids also have their own DNA, which is similar to the DNA found in cyanobacteria. Additionally, plastids can divide independently of the host cell, similar to the division process observed in cyanobacteria.
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The Punnett square above shows a cross between an animal that is heterozygous for the dominant trait of having horns and an animal that is homozygous recessive and has no horns. What percentage of the offspring from this cross will have horns?
Answers
The percentage of offspring from a cross between an animal that is heterozygous for the dominant trait of having horns and an animal that is homozygous recessive and has no horns is 50%.
What is a punnet square?A punnet square is a graphical representation used to determine the probability of an offspring expressing a particular genotype.
According to this question, an animal that is heterozygous for the dominant trait of having horns (Hh) is crossed with an animal that is homozygous recessive and has no horns (hh).
The offsprings of this cross is as follows:
Hh - hornedHh - hornedhh - hornlesshh - hornlessTherefore, the percentage of offspring from a cross between an animal that is heterozygous for the dominant trait of having horns and an animal that is homozygous recessive and has no horns is 50%.
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A hypothesis is a __________. theory that is widely accepted by the majority of scientists belief that some but not all scientists share statement that makes a testable prediction question that a scientist wishes to answer about a problem
Answers
in 2019 joonhee lee took his colleges took images of the atomic_____
Answers
Atomic Mass or Atomic Number.
Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:________
Answers
Answer:
Vacoule
Explanation:
Vacoule is the membrane bound organelle that stores substances in the plant cell
A peacock spreading its tail to attract a mate is sending a(n) _____ stimulus. learned innate external internal
Answers
Answer:
External
Explanation:
The Tail is spreading outside of the peacock (Externally)
Please help me
Charlie took 6 minutes to run a mile. His sister, Christina, took 12 minutes to run a mile. Which of the following is true?
A. Christina ran faster than Charlie.
B. Charlie ran faster than Christina.
C. It cannot be determined who ran faster.
D. Charlie and Christina ran at the same speed.
Answers
Answer:
A. Charlie ran faster than Christina
Explanation:
Charlie: 6 mins per 1
Christina: 12 mins per 1
12 is longer than 6
(true or falls) mitosis occurs in both prokaryotic and eukaryotic cells
Answers
Answer: i would say false
Explanation: hope this helps
Could somebody help me with this bio question?? Im told biology is really easy but I just don't get it. THANK YOU!!!!! Also if anybody could also tell me the Phenotype ratio I will give brainliest!!!
Answers
Answer:
50/50
Explanation:
Tt 50%
mett 50 Havent taken bio in like 2 years but i was top of my class and honestly dont remember if this is right lol sorry!
Answer:
It's 50/50
Explanation:
Is photosynthesis anabolic or catabolic endergonic or exergonic?
Answers
Photosynthesis is an anabolic process that creates complex molecules from simpler ones. Carbon dioxide and water are converted into glucose and oxygen via a series of chemical reactions in photosynthesis.
Photosynthesis is also an endergonic process, which means it requires an input of energy in order to occur. Photosynthesis requires energy in the form of light, which is absorbed by chlorophyll molecules in plant chloroplasts. This energy is then used to power the chemical reactions that convert CO2 and water into glucose and oxygen.
Overall, photosynthesis is an anabolic and endergonic process that is required for plants to produce food and oxygen and is a critical component of the Earth's ecosystem.
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Example of ATP
Please help
Own word!!
Answers
Describe the mammalian heart
Answers
Answer:
The heart is divided into four chambers consisting of two atria and two ventricles; the atria receive blood, while the ventricles pump blood. The right atrium receives blood from the superior and inferior vena cavas and the coronary sinus; blood then moves to the right ventricle where it is pumped to the lungs.
the area that a receptor cell gathers information from is called the ______.
Answers
Answer:
the area that a receptor cell gathers information from is called the receptive field
hope it help u
itz by Riddhi
What is one major difference between federal and unitary governments?
A.
Constitutions are more important to a unitary government.
B.
There is more separation of powers in a unitary government.
C.
State governments are more powerful in a unitary government.
D.
The central government is stronger in a unitary government.
Answers
Answer: the central government is stronger in a unitary government
Explanation:
i got it wrong and it said that’s the correct one
what does LOL mean ?
Answers
Answer:Laugh Out Loud
Explanation:
Answer:
Laugh Out Loud
Explanation:
Usually used in texts
Whale primary functions
Answers
The primary functions of whales include feeding, reproduction, communication, and migration.
Whales are primarily filter feeders or predators, depending on the species.
Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.
Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.
Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.
The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.
Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.
Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.
Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.
These migrations are driven by seasonal changes in food availability and environmental conditions.
In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.
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There are 12 players on a baseball team. In how many different ways can the coach choose players for left field, right field, and center field?
Answers
the coach has 1,320 different ways to choose players for left field, right field, and center field.
The product of the number of players available for each position gives the coach the number of ways he can choose players for left field, right field, and centre
field.
The coach has 12 players to choose from for the left field position. Once a player has been selected for left field, the coach has 11 options for right field. Finally, after selecting players for left and right field, the coach has 10 players to choose from for centre field. As a result, the total number of options for selecting the three positions of players is:
12 × 11 × 10 = 1,320
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All of the following are true statements about algae except question 52 options: algae are eukaryotes. algae are photoautotrophs. algae are producers. algae were once classified as plants. most algae have some form of locomotion.
Answers
All of the following are true statements about algae except question 52 options: algae were once classified as plants.
What is algae?
Algae is a colloquial word for a broad and varied class of photosynthetic eukaryotic organisms. Species from numerous different clades are included in this polyphyletic grouping. Chlorella, Prototheca, and diatoms are just a few examples of the unicellular microalgae that are included. Multicellular species like the giant kelp, a massive brown alga that may reach lengths of up to 50 meters (160 feet), are also included. Many lack many of the distinctive cell and tissue types, including stomata, xylem, and phloem, that are present in terrestrial plants. The majority are aquatic and autotrophic (they make food internally). Seaweeds, a class of green algae that comprises, among other things, Spirogyra and stoneworts, are the largest and most complex marine algae, whereas the Charophyta are the most complicated freshwater forms.
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f a character appears twice on a tree and is NOT present in the most recent common ancestor of the taxa that possess it, it is a(n)
Answers
Answer:d
Explanation:
Deep facial bones that separate the oral and nasal cavities & form the nasal septum
Answers
The deep facial bones that separate the oral and nasal cavities and form the nasal septum are known as the ethmoid bone, the vomer bone, and the maxilla bone.
These bones are responsible for maintaining the structural integrity of the face and supporting the various functions of the oral and nasal cavities. The ethmoid bone, in particular, plays a crucial role in separating the two nasal cavities and providing structural support for the nasal passages. The vomer bone, on the other hand, helps to form the lower part of the nasal septum, while the maxilla bone contributes to the overall structure of the upper jaw and helps to support the teeth and gums. Together, these deep facial bones play an essential role in maintaining the health and proper functioning of the oral and nasal cavities.
The deep facial bone that separates the oral and nasal cavities and forms the nasal septum is the "vomer" bone. The vomer is a thin, flat bone that is located in the midline of the skull and divides the nasal cavity into left and right halves. It plays an essential role in supporting the structure of the nasal cavity and contributing to the overall structure of the face.
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which phenotypic ratio is likely to occur when crossing parents who are both fully heterozygous for two independently segregating genes where one allele of each gene is completely dominant to the other?
Answers
When crossing parents who are both fully heterozygous for two independently segregating genes where one allele of each gene is completely dominant to the other, the expected phenotypic ratio is 9:3:3:1.
This is because there are two genes involved, and each gene has two alleles. When both parents are fully heterozygous, they have one dominant allele and one recessive allele for each gene. This means that the offspring can inherit either the dominant or recessive allele from each parent, resulting in four possible combinations of alleles for each gene. The dominant alleles will mask the recessive ones, leading to the 9:3:3:1 phenotypic ratio. This ratio means that 9 out of 16 offspring will exhibit the dominant phenotype for both genes, 3 will exhibit the dominant phenotype for one gene and the recessive phenotype for the other, 3 will exhibit the recessive phenotype for one gene and the dominant phenotype for the other, and 1 out of 16 will exhibit the recessive phenotype for both genes.
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What is the successor to APM and specifies global and sleeping power states?
Select one:
a. ACPI
b. SMM
c. Energy Star
d. Li-Ion
Answers
The successor to APM (Advanced Power Management) that specifies global and sleeping power states is ACPI (Advanced Configuration and Power Interface).
ACPI is an industry standard that defines a power management and configuration interface between the operating system, hardware devices, and the firmware of a computer system. It provides a framework for managing power states and system configurations, allowing for efficient power management and control. ACPI supports various power states, including global states that affect the entire system and sleeping states that allow for low-power operation during periods of inactivity. By defining these power states, ACPI enables better power management, improved system responsiveness, and enhanced energy efficiency in modern computer systems.Therefore, ACPI is the correct answer as the successor to APM that specifies global and sleeping power states.
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