|
Criado por Elysia Morrison
quase 11 anos atrás
|
|
Questão | Responda |
What is the genetic material arranged in, in the nucleus? | Chromosomes. |
How many pairs of chromosomes are in a human cell nucleus? | 23 pairs. |
What is a chromosome? | A long molecule of DNA. |
What is a gene? | A short length of a chromosome. |
What do genes control? | Development of characteristics. |
What are different versions of the same gene called? | An allele. |
What is a gene, and what does it do? | It is a code for making a certain protein. |
What are structural proteins? | Part of things like skin, hair and blood. |
What are functional proteins? | Things like enzymes that aid digestion. |
What is an organism's genotype? | All the genes it has. |
What are the characteristics an organism displays called? | Its phenotype. |
How many chromosomes do a sex cell contain? | 23 SINGLE chromosomes. |
What are the two types of alleles? | Dominant and recessive. |
How can you work out a genetic cross? | By using a Punnett Square. |
What is the 23rd pair of chromosomes labelled? | XY. |
What do the 23rd pair of chromosomes decide? | Whether you turn out male or female. |
What does the Y chromosomes cause? | Male characteristics. |
What chromosomes do you need to be female? | XX. |
What does the Y chromosome have in it? | A protein that produces the development of testes. |
How are genetic disorders inherited? | When one or both parents pass on a faulty allele. |
Generally, what allele causes disorders? | Recessive. |
What is a carrier? | Someone who carries one copy of the faulty allele, and won't show the symptoms. |
What allele is Cystic Fibrosis caused by? | Recessive. |
What allele is Huntington's caused by? | Dominant. |
Why is there issues with genetic testing? | It's controversial and has questionable ethics, not 100% accurate. |
What is sexual reproduction? | Reproducing offspring that are genetically different. |
What is asexual reproduction? | Forming clones of the parent. |
What are stem cells? | Cells that become other types of cells, not specialised. |
What can stem cells be used for? | Treating a variety of diseases. |
Quer criar seus próprios Flashcards gratuitos com GoConqr? Saiba mais.