Which of the following organisms is most closely related to the salamander? O A) Leopard O B) Tuna O C) Turtle O D) The salamander is equally related to the leopard and turtle O E) The salamander is equally related to the lamprey and tuna

Q: What is plausible evidence supporting the hypothesis that birds evolved from dinosaurs? Please…

A: Evolution is a slow and gradual process by which an organism changes over time through changes in…

Q: A species is a group of individual organisms that interbreed and produce fertile, viable offspring.…

A: The change in heritable features in a population of biological people over numerous generations is…

Q: "Vertebrae" would be an example of an: I) autapomorphy             II) plesiomorphy…

A: Vertebrae are the individual bones that make up the vertebral column (spine) of an organism. They…

Q: The lens of the vertebrate eye develops only after the head ectoderm comes in contact with the optic…

A: Eye development in vertebrate take place during the late phase of gastrulation. Eyes are the…

Q: 1 a) Which of the following statements is true about evolution? i) populations are selected but…

A: Evolution is defined as genetic changes in populations of organisms through time that lead to…

Q: In relation to allometric scaling which of the statement(s) is correct? A) The study of how things…

A: Otto Snell described allometry in 1892, D'Arcy Thompson in 1917 in On Growth and Form, and Julian…

Q: ) Why is the amniotic egg considered an important evolutionary breakthrough? A) It has a shell that…

A: The amniotic egg allows deposition of eggs in a terrestrial environment (B).It also prolongs…

Q: Which of the following pairs of organisms are most closely related? a sharks and amphibians b…

A: The evolutionary relationship among organisms determine which organisms are closely related among…

Q: Kingdom: Animalia Phylum: Chordata Order: Dipnoi Suborder: Ceratodontoidei Family: Neoceratodontidae…

A: Neoceratodus forsterai is the only surviving lungfish species and is very old making it a living…

Q: What adaptive benefit do the three middle ear bones afford mammals?

A: The three ear ossicles of mammals consists of malleus,incus and stapes which helps in transmission…

Q: Ancient mammals became abundant during this period: a) Jurassic b) Triassic c) Carboniferous d)…

A: Mammals can be defined as the group of vertebrate animals  which constitutes  the class  of Mammalia…

Q: Molecular techniques like DNA sequencing led to a restructuring of morphologically-based taxonomy…

A: The question is asking about the impact of molecular techniques, such as DNA sequencing, on the…

Q: According to IUCN red list, what is the status of red panda?

A: Threatened species are any species (including plants, animals, and fungi) which are vulnerable to…

Q: Does sexual selection in cichlids resultin reproductive isolation?

A: Reproduction is the process by which an organism creates more of its own progeny. Reproduction is…

Q: What is Allopatric speciation? A) When a population is separated from the main group by a barrier…

A: Allopatric speciation : Allopatric speciation is  the process by which a physical barrier separates…

Q: As coral reef communities continue to experience ocean acidification and bleaching, a population of…

A: There are many reasons for decline in coral reef communities. The first and foremost being the human…

Q: 10) If you determine that 2 similar organisms distinctly different ways of interacting with other…

A: The organisms are classified as different species based on different concepts. To describe the…

Q: Darwin's studies of Galapagos finches are well known in the study of evolution. These studies have…

A: Speciation is a process by which member of same species no longer interbreed to produce offspring in…

Q: The multicellular body plan (demonstrated by the Porifera, sponges) are possible because of the…

A: These methods cannot be used to liberate transmembrane proteins, many proteins retained in the…

Q: Lake Malawi in Africa is home to about 200 species of allopatrically speciated cichlid fish.…

A: When two populations of the same species are isolated from each other due to geographic changes then…

Q: Which of the following is/are a primitive characteristic associated with members of the phylogenetic…

A: A primate is any member of the biological order Primates, the group that contains all the species…

Q: 19)  Which of the following are evolutionarily most closely related?  A) Kangaroo, toad, and snake…

A: Evolution  The process of change that occurs in all forms of life over many generations is called…

Q: Which is NOT true about the acrchaeopteryx fossil: A) had jaws with sharp teeth B) had three fingers…

A: The objective of the question is to identify the incorrect statement about the Archaeopteryx fossil.

Q: 8)Which of the following is a critical factor driving evolution?   a)Environmental conditions…

A: The main driving force of evolution is the natural selection due to which one allele have the…

Q: Fill in the missing Taxonomic Ranking Taxonomic Names a) h) b) c) d) 1) m) o) p) q) e)

A: The above figure depicts about taxonomic classification of Reptiles. General classification of…

Q: Figure 26.12b Lancelet (outgroup) Lamprey Bass Vertebral column Frog Hinged jaws Turtle Four limbs…

A: Hinged jaws: There are the type of jaws in which the upper jaw bone of the animal is joined to the…

Q: What are the HOT areas of research in the field of Zoology in Pakistan?

A: As the question is wrong, I am giving the first part explanation.

Q: All evolutionary changes that allow a species to change in response to the environment are…

A: Evolution is the process of gradual changes in organisms to form more and more complex forms over a…

Q: Which of the following is the most distantly related to the others? A) Platyhelminthes (flatworms)…

A: A. Platyhelminthes-1. 20,000 species -most parasitic; only 20 species are free-living. • I…

Q: A true species in mauritius failed to reproduce because of the extinction of a fruit eating bird.…

A: Extinction refers to complete wiping off of a species from earth. It occurs with the death of last…

Q: Which pattern of evolution is more likely to introduce homoplasies in the relationships between…

A: The evolution is a very complex process that depends on different factors. The natural selection is…

Q: What is Speciation? A) Movement of a population from one area to another B) Becoming part of an…

A:

Q: 1. Adaptive radiation of the mammals post the 65 million years ago extinction event was a product of…

A: Adaptive radiation has played a big role in the evolution of our biological diversity but the extent…

Q: Where does the primer come from?

A: Naturally, Primers are single-stranded nucleic acid sequences that initiate the synthesis of DNA…

Q: Why are species with low body size and low population size probably rare?

A: Evolutionary biology is one of the fields of biology that study evolutionary processes such as…

Q: ecological definition of a species?

A: Correct option is  1  By definition species is the group of individuals that can breed and produce…

Q: Which of the following statements regarding the diversification of animals is supported by the…

A: Biodiversity improves ecosystem productivity by allowing each species, no matter how little, to play…

Q: Which of the following animals is a prosimian? a) lemur b)primates endemic to Madagascar c)an…

A: Evolution is a continuous transition of living forms, beginning with the basic forms of the past and…

Q: What is Sympatric speciation? A) When a population is separated from the main group by a barrier…

A:

Q: 1.) The process in which the genetic composition of a population changes with time is known as…

A: Hardy-Weinberg assumptions are divided into five categories: there will be no mutation, mating at…