Biology Answers

Match the correct definition to the correct word:

1) allele A) geneticist that developed a model for genetic crosses

2) homozygous B) father of modern genetics

3) diploid C) having pairs of chromosomes

4) inbreeding D) factor that controls inheritance of traits

5) dominant E) observable characteristic

6) Mendel F) both alleles for a trait are the same

7) F1 generation G) offspring obtained after inbreeding for several generations

8) phenotype H) both alleles for a trait are different

9) F2 generation I) one of the forms of a specific gene

10) Punnett J) a particular characteristic of an organism

11) genes K) process of crossing individuals from the same family

12) pure lines L) a form of a gene that is only expressed if is the only form present

13) genotype M) results of a cross between purebred dominant with purebred recessive

14) recessive N) a form of a gene that is always expressed if present

15) heterozygous O) results of a dihybrid cross

16) trait P) specific set of alleles that code for a trait

What are the different pattern of inheritance and their genotypes? Also examples for them. Such as codominance incomplete dominance multiple alleles and sex linked and blood types

Evaluate possible future uses of genetic engineering technologies

True or false. Cells increase and decrease in number using the same process.

What is the difference between general VS specific regulation of translation, what are the main players and give one example of each

A plant sealed in an air-tight jar wil die in about a week. An animal placed in a similar air-tight jar will die in a matter of hours.

Ecosystems have the ability to "self-regulate". Explain the concept of self-regulation as it applies to ecosystems

Complete the blank

The extrinsic pathway in apoptosis is mediated by           , while the intrinsic pathway is mediated by              injury.

Caspases is a family of intracellular proteases dependent on              (which 

Why do biologists stain cells when they want to observe a nucleus and other organelles in the cell?                                                                                              

Meningitis is a disease that is characterized by swelling of the meninges that puts pressure on the brain. Which is least likely to be a symptom of this disease?