Q: Female bees are diploid, and male bees are haploid. The haploid males produce sperm and can…
A: Ploidy refers to the number of chromosomes present in the nucleus of a cell. In normal somatic…
Q: How do female preferences for certain male characteristics evolve in the first place?
A: Sexual preference, the theory in postulating that the evolution in animals of certain conspicuous…
Q: How does the sexual life cycle increase the genetic variation in a species? By allowing…
A: The somatic cells of the body are divided by the Mitosis whereas the germ cells like egg and sperm…
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: Why do anisogamous organisms only experience the twofold cost of sex?
A: Anisogamy Aniosgamy is a reporduction process in which the different forms or sizes of male and…
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: What is the scientific purpose of having two genders in all living beings when reproduction could be…
A: A type of reproduction that involves the fusion of two gametes for the formation of a zygote that…
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: Why do males even exist? Is there any advantage to keeping males around from a genetic perspective?
A: Reproduction: Important biological process by which new offspring are reproduced by their parents is…
Q: How does the sexual life cycle increase the genetic variation in a species?
A:
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 is considered to be the fundamental difference between males and females of most organisms?
A: The males and females of almost all species differ from one another in various characteristics.…
Q: Why is sperm usage biased when femalefruit flies mate twice?
A: Biology is a branch of science that studies about the living organisms. The biology studies about…
Q: Explain briefly what is a sex link
A: Genes are the sequence of nucleotides present on the DNA which encodes a particular phenotype.
Q: what is the chromosomal system for determining sex in mammals?
A: Chromosomal determination of sex It is also known as allosomic determination of sex and is based on…
Q: Where are male gametes produced in flowering plants? In the anthers In the testes…
A: The reproductive structures in flowering plants are present in the same individual plant.…
Q: Why Sexual is the most important type of variation in human?
A: More variety results from sexual than from sexual reproduction. It is a result of mistakes in DNA…
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: What is sexual dimorphism? How can you say human beings exhibit sexual dimorphism?
A: Sexual dimorphism is the systematic difference in form between individuals of different sex in the…
Q: What is the evolutionary significance of parthenogenesis in the class insects?
A: Parthenogenesis is a type of asexual reproduction in which the offspring develops from unfertilized…
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: Explain why genetic mutations in asexual organisms lead to much more rapid evolutionary change than…
A: Reproduction is the biological process through which new individual organisms are produced from…
Q: Describe the basis of sex reversal in humans.
A: Sex-reversal is an event in which the sex of an offspring is opposite to the genetically determined…
Q: Distinguish between primary and secondary sex characteristics.
A: In an organism, sexual characteristics conduct features related to sex. Primary sex characteristics…
Q: 9. Ishta, a female Yuan-ti, met Hisssteth, a male Yuan-ti, during sword training. He admired how…
A: Answer: Monohybrid cross = A cross that is made between one trait of two alleles of organisms.
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: 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 many sexual organs do male koalas have?
A: koala is considered a common tree-living herbivorous animal in Australia. It belongs to the class…
Q: What prevents an individual from mating with itself?
A: Mating is the process when hermaphroditic organisms or individuals of two opposite sex pair up for…
Q: What is the difference between genetic and environmental sex determination?
A: A sex-determination framework is a natural system that decides the development of sexual qualities…
Q: What are the three ways in which sexual reproduction enhances the degree of genetic variability…
A: Sexual reproduction is a type of reproduction in which organism under goes different cycles like…
Q: How sex is determined in human brings?
A: Chromosomes are thread-like molecules that carry hereditary information for everything from height…
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: How does sex determination in Drosophila differ from sex determination in humans?
A: Sex determination is a method for determining the sexual characteristics within an organism. These…
Q: How do asexually produced individuals move across the landscape?
A: Reproduction can be defined as that process in which a new individual is formed from the parents.…
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: How is the sex-determination mechanism different in the birds?
A: A sex-determination system is a biological system that determines the development of sexual…
Q: Name the non identical twins produced by the fertilization of two eggs.
A: Fertilization is a process in which the female gamete is fused with the male gamete. Gamete: they…
Q: How do chromosomal, genic, and environmental sex-determining systems differ?
A: Small nucleotide stretches present on DNA molecules that encode information for the synthesis of…
Q: Why does the mode of fertilization correlate with thepresence or absence of male parental care?
A: The reproductive system is a combination of sex organs that functions in a synchronized manner in…
Q: Distinguish between the Protenor and Lygaeus modes of sexdetermination ?
A: Genetic information is passed from one generation to another via DNA. Inheritance patterns differ…
Q: What is the difference between sex determination in mammals and in Drosophila?
A: Sex determination is the process of identification of different sex that is male and female, in…
Q: What is the role of sex in evolution? Explain
A: Over consecutive generations, evolution is defined as a change in the heritable traits of natural…
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…
What determines sex in birds, reptiles, humans, ants, and bees?
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