Can someone help me do these worksheets please? I need the help! Genes and ProteinsExplore 1ExploreName:Date:Chromosomes and GenesSexual reproduction involves the combining of an egg cell from a female of a species and asperm cell from a male of the same species. The egg and sperm each contain one copy of eachchromosome, with half of the genetic material for the resulting offspring. In humans, each eggand sperm cell contains 23 different chromosomes. The genetic material is the code, or theblueprint, that determines what the offspring will look like (structure) as well as how it willfunction. All animals are governed by chromosomes that determine the traits of that particularspecies. This activity will model the different traits found in rats.Procedure1.Make a circle with the string. This will represent the combined nucleus of the newoffspring.Chromosome 1: Sex of OffspringMake the shape of an X with two of the white pipe cleaners. The egg from the femaleonly carries X chromosomes and, therefore, can only provide an X to the offspring.2.3.Place in the nucleus.4.Male organisms have both an X and a Y chromosome so the sperm can provide eitheran X or a Y. To determine which is carried by the sperm, flip a coin: If heads, makeanother X, and if tails, make a Y out of white pipe cleaners. Place in the nucleus next tothe original X.5.Determine the sex of the offspring, XX = female and XY = male.Draw and label the chromosomes in your nucleus in the provided space below.6.Chromosome 1: Sex of Offspring1O Accelerate Learning Inc. - All Rights Reserved Genes and ProteinsExploreExplore 1Reflection Questions1.What is the sex of your rat?2.Look at the offspring cells of the different groups near you. Are the chromosomes all thesame? Give examples.3.Why did the different groups have different sets of chromosomes?4.How many of each type of gene is provided by each parent?5.How many variants of a gene can an offspring have?6.Genes and chromosomes are microscopic and difficult to observe. How does thesimulation and model help in understanding how traits are inherited?© Accelerate Learning Inc. - All Rights Reserved4

This activity result in determination of sex of the offspring.

Chromosomes and Genes Sexual reproduction involves the combining of an egg cell from a female of a species and a sperm cell from a male of the same species. The egg and sperm each contain one copy of each chromosome, with half of the genetic material for the resulting offspring. In humans, each egg and sperm cell contains 23 different chromosomes. The genetic material is the code, or the blueprint, that determines what the offspring will look like (structure) as well as how it will function. All animals are governed by chromosomes that determine the traits of that particular species. This activity will model the different traits found in rats. Procedure 1. Make a circle with the string. This will represent the combined nucleus of the new offspring. Chromosome 1: Sex of Offspring 2. Make the shape of an X with two of the white pipe cleaners. The egg from the female only carries X chromosomes and, therefore, can only provide an X to the offspring. 3. Place in the nucleus. 4. Male organisms have both an X and a Y chromosome so the sperm can provide either an X or a Y. To determine which is carried by the sperm, flip a coin: If heads, make another X, and if tails, make a Y out of white pipe cleaners. Place in the nucleus next to the original X. 5. Determine the sex of the offspring, XX = female and XY = male. 6. Draw and label the chromosomes in your nucleus in the provided space below. Chromosome 1: Sex of Offspring

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter10: Cell Division And Mitosis

Section: Chapter Questions

Problem 1ITD: Biologists have long been interested in the effects of radiation on cells. In one experiment,...