0
Compare and contrast the morphological characteristic of osteichthyes and chondrichthyes?
There are many differeces between chondrichthyes and osteichthyes.
Chondrichthyes means "cartilaginous fishses", in fact their skeleton is made up of cartilage, while osteichthyes, which means "osseous fishes", have an osseous skeleton, but there are other differences: chondrychthyes have many branchial fessures, different reproduction, lack of swim bladder, and many others.
What else can I help you with?
How do ratfish differ from other chondrichthyes?
Ratfish belong to the subclass Holocephali, whereas most other chondrichthyes, such as sharks and rays, belong to the subclass Elasmobranchii. The main differences include the ratfish having a single gill opening, tooth plates for feeding, and a venomous spine on the dorsal fin, in contrast to the multiple gill openings, teeth, and lack of venomous spines in other chondrichthyes.
What is the definition of dramatic tone?
characteristic of or appropriate to the drama, especially in involving conflict or contrast
Explain the difference between the morphological and biological concepts of species?
The morphological concept of species defines species based on physical characteristics, such as appearance and structure. In contrast, the biological concept of species defines species based on reproductive isolation - individuals that can interbreed and produce viable offspring are considered to be of the same species.
What are the 2 definitions of species?
The two primary definitions of species are the biological species concept and the morphological species concept. The biological species concept defines a species as a group of organisms that can interbreed and produce fertile offspring, emphasizing reproductive isolation. In contrast, the morphological species concept classifies species based on physical characteristics and structural features, regardless of reproductive capabilities.
Compare and contrast the characteristics of 5-7 different cultural group norms and values?
How to design a table comapare and contrast the characteristic of 5-7 different culutral group norm and values.
What is the important characteristic of a leaf by which it can be considered a monocot?
One important characteristic of a leaf that can help identify it as a monocot is parallel venation, where the veins run parallel to each other along the length of the leaf. This is in contrast to dicots, where the veins form a branching network.
What is the meaning of quantitative data in math terms?
It is numerical information about some characteristic. By contrast, qualitative data might be something like the colour of your eyes, or the name of your maths teacher.
What is the difference in the same trait between two subjects?
The difference in the same trait between two subjects refers to the variation or contrast in that specific characteristic when comparing the two subjects.
Binary and ternary forms rely on what for their structure?
Binary and ternary forms rely on the repetition and contrast of two or three distinct sections, respectively, to create their structures. The sections in binary form are typically labeled as A and B, while ternary forms are often labeled as A, B, and A'. This repetition and contrast of sections give these musical forms their characteristic shapes and coherence.
What is a quadraphasic cat scan?
A CT scan that is repeated a certain number of times in the same examination period is said to be multiphasic (bi-phasic, tri-phasic, quadra-phasic). The interest is in observing a change in a parameter as a function of time. The main reason is to show the effect of intravenous contrast on CT attenuation, say pre contrast, and at one, three and five minutes post injection. By observing increased CT attenuation ( aka enhancement), or lack thereof, and it's temporal and morphological characteristics, radiologists infer the probable diagnosis. The same can be said of pre and post contrast studies using other contrast agents or routes of administration (e.g. pre and post contrast fistulography).
Are liver hemangiomas hypodense or hyperdense?
they are hypodense typically though can have a varied appearance. They can be diagnosed definitvely with a contrast enhacned CT or MR due to a characteristic enhancement pattern. They are a benign lesion.
What percentage of all fish are bony fish?
Bony fish, belonging to the class Osteichthyes, comprise approximately 95% of all fish species. This group includes a vast diversity of species, making it the largest class of vertebrates. In contrast, cartilaginous fish, such as sharks and rays, account for the remaining percentage. Overall, the dominance of bony fish in aquatic ecosystems is significant.
