How is the sex-determination mechanism different in the birds?

Q: A black mouse mate with brown mouse and all the offspring are black .why are no brown offspring…

A: In a heterozygote, Mendel's law of dominance notes that one trait will hide the presence of another…

Q: What is the number of sex chromosomes in male honey bees?

A: Introduction  A sex chromosome is a chromosome that is variable in form, size, and function from an…

Q: What are the caharacterstics features of a true breeding line?

A: Genetics is the branch of Biology dealing with the study of genes including their structure,…

Q: How does independent assortment, crossing over and random fertilization contribute to genetic…

A: Genetic variation refers to diversity in gene frequencies. Genetic variation can be referred to as…

Q: How are remiges arranged in a wing of pigeon?

A: There are two types of feathers in the Pigeon for the purpose of flight - Remiges and Rectrices.…

Q: what might be the disadvantage to temperature-dependet sex determination?

A: Sex determination of an organism is the process by which certain factors like genes, temperature or…

Q: What would happen if two monohybridindividuals reproduced?

A: A monohybrid cross is a genetic combination of two individuals with homozygous genotypes, or…

Q: 1. Write the male and female sex chromosomes. 2. Explain the mechanism of sex determining of birds?…

A: There are four types of chromosomal sex-determination mechanisms like the haploid-diploid, X0, XY,…

Q: How might secondary sex characteristics in males differ from those infemales in a species in which…

A: Sexual dimorphism is the difference in the morphological characteristics of males and females. The…

Q: What are similarities between fish and frog gametes

A: Amphibians( for example frogs )and fishes both share a common aquatic habitat. However frogs can…

Q: What is the difference between homeotic and Hox genes

A: Thank you for the question  Answer : Homeotic genes : Genes which regulate the formation of…

Q: Sex Linkage is relevant to organisms with homogametic sexes.

A: When a gene mutation (allele) is found on a sex chromosome (allosome) rather than a non-sex…

Q: Explain how and why the queen honey bee abort the sexual maturation of the worker bees?

A: Queen bees have a specialised reproductive system , which lets them make some choices on the types…

Q: Briefly explain how switching from hawthorn fruits to apples has led togenetic differentiation and…

A: The Rhagoletis pomonella are a group of fruit flies that are associated with parasitoid wasps. The…

Q: Does the difference in gene expression explain the different sexual behaviors of the two species?

A: Gene expression is defined as the process of conversion of information stored in the DNA to the…

Q: In the wild, would moth parents have offspring that are identical in color to them?

A: Introduction : Genetics is the scientific study of genes and heredity, or how specific attributes or…

Q: Can you give an example of species in the Philippines that has been documented to perform…

A: A group of organisms which share the genetic heritage and can interbred as a result of which they…

Q: Where is the egg located in the archegonium?

A: In Bryophytes plants, the female and male sex organs are termed archegonia and antheridia…

Q: What are the sex dtermination in honey bee?

A: Sex-determination Sex-determination is a biological system which determines the sex of an offspring…

Q: Describe the aneuploidy conditions in humans

A: Aneuploidy is a genetic disorder in which number of chromosomes either increase or decrease than the…

Q: Compare and contrast the features of the X and Y chromosomesin mammals.

A: Ans: Chromosome: The long stretch of DNA which carries genetic information of the organisms is…

Q: Compare and Contrast Gametogony vs. Merogony

A: Apicomplexa is a large group of the obligate intracellular parasite which belongs to the group…

Q: Explain how heterochrony could lead to the development of a long neck in giraffes, compared to its…

A: Heterochrony is also known as change in development timing and it is an important mechanism of…

Q: Male parental care occurs in only 7% of fishes and amphibianspecies with internal fertilization but…

A: Introduction  Reproduction is the characteristic of all biological species present on the Earth. All…

Q: chromosomes does each dragon have per cell?

A: The ZW sex-determination system is a kind of system that used to examine the sex of an offspring in…

Q: Verteberate Hox genes are arranged on the chromosome in what kind of order?

A: Vertebrates like mice also have hox genes. It is a subset of homeobox genes. Hox genes are arranged…

Q: How many chromosomes do fish have?

A: Fishes are gill-bearing aquatic animals that have modified limbs called ‘fins’. Most fish are…

Q: Male cats with a tortoiseshell phenotype do not usually occur. Explain why.

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What specific observations (evidence) support the conclusions about sex determination in Drosophila…

A: BASIC INFORMATION SEX DETERMINATION  It is basically the establishment of the gender of an…

Q: Is the sperm or the egg are responsible for the sex of the cheaks?

A: In birds, the sex determination follows ZZ-ZW mechanism. In this mechanism, male is homogametic (ZZ)…

Q: A female snail hasoffspring that all coil to the right. What are the possible genotypes ofthis…

A: The maternal effect refers to the phenotype of offspring that are controlled by some nuclear factors…

Q: how do we find out who the father of the cub is by looking at the cubs chromesomes

A: A chromosome is a long DNA molecule with part or all of the genetic material of an organism

Q: Is Barr's Corpuscle a Reliable Tool for Sex Determination?

A: Canine morphology is used for the determining the sex. However aside from this technique, X and Y…

Q: What role do homeotic genes play in the development of fruit flies?

A: Drosophila melanogaster popularly known as fruit flies is one of the common organisms used in…

Q: Outline the molecular mechanism of sex determination in Drosophila and mammals.

A: Sex determination refers to determining the sex of an individual. The sex of an organism is…

Q: How are the mammalian Hox genes related to the homeotic genes of Drosophila?  How do the Hox genes…

A: Hox genes are found in bilateral animals including Drosophila and humans. Hox genes are a subset of…

Q: What determines sex in birds, reptiles, humans, ants, and bees?

A: In most of the animals, sex is determined by sex chromosomes.

Q: What is one challenge posed by copulation between separate sexes? What are some adaptations that…

A: Grasshoppers :  They belong to animalia kingdom,  the phylum: arthropoda , the class : insecta , the…

Q: How do the chromosomal mechanisms determining sex differ in the three taxa males of bugs, humans,…

A: Mammals belong to the class Mammalia. They are vertebrates. It belongs to the kingdom Animalia and…

Q: Is parental care of a species a factor that affects embryological development? If so, how?

A: Embryological Development -- Embryological Development also called as Embryogenesis a complicated…

Q: explain Three egg types in variegated four-o’clocks.

A: Four o clock plant or Mirabilis jalapa refers to the perennial bushy flowering plants. These plants…

Q: How is the frequency of cotransduction related to the relative position of genes on a bacteial…

A: Cotransduction is the process of transduction of two or more genetic loci that are carried by a…

Q: What is the reason behind the event that a zygote receives half of the chromosome from the parents

A: A zygote is a cell formed by the fusion of sex gametes. During human fertilization, sperm from the…

Q: between fish and frog gametes

A: Gametes are the haploid reproductive cells which fuse with each other to form a zygote. Gametes are…

Q: Hymenopteran Insects ( Bees, Ants, and Wasps) use the haplo/diploid sex determination system to…

A: Hymenopteran Insects follow Haplodiploidy or arrhenotokous parthenogenesis type of sex-determination…

Q: Can you an example of species in the Philippines that has been documented to perform…

A: A group of organisms which share the genetic heritage and can interbred as a result of which they…

Q: How is the geneticdetermination of sexestablished in humans?

A: Sexual reproduction is a type of reproduction in which organism under goes different cycles like…