In birds: females are ZZ and males are ZW females are ZO and males are ZZ females are XX and males are XY females are XX and males are XO females are ZW and males are ZZ

Q: After a dihybrid cross, +s +a X +s +a, you collec How many flies were expected to be apterous?…

A: A Dihybrid cross is a cross between two sets of genes showing two different characters. To calculate…

Q: Lynx mate in March and have litters of 3 to 5 kittens in May. Lynx kittens are born blind and naked.…

A: Introduction Nocturnality refers to an animal's habit of being active at night and sleeping during…

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: this is the age structure of bees. what type of age structure is observed during the month of…

A: Age pyramids represent the proportion of individuals of various ages in a population.

Q: The primary purpose of the poultry industry in the United States is to produce inexpensive sources…

A: The poultry industry plays a crucial role in providing a significant and affordable source of…

Q: Explain consanguineous mating?

A: The inheritance patterns for the inheritance of traits are autosomal dominant or recessive, or…

Q: How many offsprings should an individual produce in a given year?    I want it to be based on…

A: According to the lack’s hypothesis, the number of offspring produced by different species of birds…

Q: Female cat genes  Name: Toots Sex/orange:   Completely:   Agouti:   Amount of White…

A: Toot is a female cat who debuts in the Tom and Jerry cartoon ' puss and toots . Lots of different…

Q: с. b. Legend Exhibits Trait Unaffected Matings Male Offspring Female In the above diagram, what is…

A: The pedigree is depicted in the given figure.

Q: Check All That Apply Glow fish can't reproduce. Only males can pass on the glow trait. Glow fish can…

A: Explanation: The initial mating experiment between glowing fish discovered that glow fish can indeed…

Q: In snouters, mucus color to catch prey shows incomplete dominance. Red mucus color is dominant to…

A: Incomplete dominance occurs when a dominant allele, or type of a gene, does not fully overshadow the…

Q: Provide two examples using the term “sex” and two examples using the term “gender”

A: The terms sex and gender are generally considered to be interchangeable; however, they can be…

Q: What is the gender?

A: The above picture shows the karyotype.  Karyotype is collection of chromosome in an individual. It…

Q: The contraceptive 'SAHELI' is?

A: Contraception is the deliberate use of artificial methods or other techniques to prevent pregnancy…

Q: On average, when two people who are heterozygous for brown eyes mate, their children will be   Group…

A: Law of Dominance is otherwise known as the first law of inheritance. According to this law, the…

Q: The gene for coat color in rabbits has 4 alleles. One individual rabbit has alleles for this gene. 1…

A: DNA is the genetic material present in the cell. It stands for deoxyribonucleic acid.

Q: In a genetic (XY) male, c) What is the spermatic cord and what is its path?  d) What structures are…

A: The reproductive system(male and female) is a complex system with a number of interconnected…

Q: The following pattern of mortality was observed in a fictitious mammal. Of the newborn females, half…

A: Reproductive value, in the context of population ecology, is a measure that quantifies the expected…

Q: Long beak Long beak 15. What percentage of the offspring will have long beaks? 16. What will be the…

A: Mendel is a pioneer of genetics and he developed the cross between the two different species. The…

Q: What benefits do males gain from participating in lek polygyny? O They are able to acquire…

A: Polygyny is considered to be the primary animal mating system, with one male fellow having more than…

Q: Father Mother 45,33 33.67 offspring What would the offspring be? heterozygous ? homozygous recussve…

A: To determine the genetic traits of the offspring from the given genotypes, we need to consider each…

Q: Females are usually the limiting sexual resource in populations. A) True B) False

A: According to Darwin, sexual selection is based on competition between the males to be selected by…

Q: Part 2: Data Tables Table 1: Parent Genotypes: Monohybrid Crosses Generation Genotype of…

A: A monohybrid cross is a cross between two genuine breeding parents that differ in only one feature.…

Q: If the homozygous dominant turtle mates with a heterozygous turtle, what ratio of brown-shell to…

A: *Assume that the brown shell particularity is dominant and determined by a single gene with two…

Q: n hamsters the gene for black/white fur color is on the X chromosome. The dominant allele produces…

A: The XIST gene in mice is crucial for X-chromosome inactivation. This is a process by which one of…

Q: The allele's number for each gene :found on sex chromosomes is 9:08 AMV

A: A sex chromosome, (also referred as heterochromosome, or idiochromosome) is a chromosome that…

Q: Ha blim she solamet omos toboeib ort diiw asilimst lanoilibba al 3. The sex of birds, some insects,…

A: Males have two Z chromosomes (ZZ), whereas females have one Z and one W chromosome (ZW). In pigeons,…

Q: Dizygotic twins result from one egg cell and one sperm cell. one egg cell and two sperm cells. two…

A: To form indistinguishable or monozygotic twins, one fertilised egg (ovum) splits and forms into two…

Q: A Labrador retriever breeder tried to get brown and yellow puppies. She crossed a yellow female…

A: Alleles are the alternative form of a gene that are located on the same locus of homologous…

Q: How does sexual selection benefit the choices of mating between men and women?

A: Sexual selection is a type of natural selection in which members of one biological sex choose…

Q: What causes the dark feet, ears, and nose of Himalayan rabbits? sex linkage and Barr bodies A gene…

A: Introduction :- The Himalayan rabbit is a rare medium-sized rabbit that is sometimes confused with…

Q: A 2 I 3 IE 4 8. Enea, a farmer, put a female pig (called a sow) and a male pig (called a boar)…

A: Punnett square is used to deterimine the phenotypic and genotypic ratios.

Q: heterozygous black furred shirt  whispered mouse is crossed with a homozygous white furred long…

A: Heterozygous means presence of two different alleles for a gene. For example in Aa genotype , "A" is…

Q: Is birth rate is density dependent or density independent?

A: All populaces on Earth have cutoff points to their development. Indeed, even populaces of…

Q: In radishes long radish L is dominant over short radish. A farmer cross pollinates a long radish…

A: Introduction  The relationship between two variants of a gene is described as dominant. Each gene…

Q: Define consanguineous mating

A: Pedigree analysis is a scientific approach that helps to study the inheritance of genes. In this…

Q: In some animal species, being tall is dominant over being short. If a homozygous dominant individual…

A: Homozygous refers to a person who has two identical alleles. Heterozygous refers to a person who has…

Q: Write short notes on Principles of homonymy

A: Homonymy is the relation between words with identical forms but different meanings.

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 are the relative advantages and disadvantages ofsemelparity and iteroparity? In answering,…

A: Species differ in life-history traits determined by their environment.

Q: What type of mating system developed in Round 1 without male parental involvement? Why? What type of…

A: A) Round 1: Without male parental involvement, the mating system that developed was a promiscuous…

Q: How many siblings are in the second generation? O 10 3

A: A pedigree is a representation of the inheritance of a trait or character or disease from one…

Q: X-Linked Cross: Fruit fly sex chromosomes Fruit flies use the Z-W sex determination system. True or…

A: Sex is determined by the 23rd pair of chromosomes, often known as the "sex chromosomes". Males'…

Q: A Lab Data Environment: Clean Forest Moths Released G1 G2 G3 G4 G5 Typica 250 166 259 372 521 851…

A: Phenotypic frequency corresponds to how many times a particular phenotype is observable in a given…

Q: A dominant gene A causes yellow color in cats. The dominant allele of another gene, R, produces…

A: Gene A = yellow color ( dominant)  Gene R = Black color ( dominant)  A and R are two differenr…