Exam (elaborations)
life science paper 2 answers
- Course
- Life Sciences (Biology)
- Institution
- 12th Grade
life science terms with answers
[Show more]
Seller
Follow
Content preview
BIOLOGICAL TERMS: PAPER 2Give the correct biological term for the following descriptions.
DESCRIPTIONS BIOLOGICAL TERM
1. An allele that does not influence the phenotype Recessive allele
when found in the heterozygous condition.
2. The position of a gene on a chromosome. Locus
3. The physical and functional expression of a gene. Phenotype
4. Chromosomes that are not responsible for sex Autosomes
determination.
5. The process of finding a desirable gene, isolating Genetic modification
it and then moving it into the cells of another
organisms.
6. The two parts of a chromosome held together by Chromatids
a centromere.
7. A section of a DNA molecule that codes for a Gene
specific characteristic.
8. The production of genetically identical copy of an Cloning
organism using biotechnology.
9. The deliberate breeding of organisms for Artificial selection/ selective
desirable characteristics selected by humans. breeding
10. The explanation that species experience long Punctuated equilibrium
periods without physical change, followed by short
periods of rapid physical change.
11. The phase of meiosis during which homologous Anaphase I
chromosomes separate and start moving towards
opposite poles.
12. The defect in cell division that leads to Down Non-dysjunction
syndrome.
13. The structure that is made up of two chromatids Chromosome
joined by a centromere.
, 14. An explanation for something that has been Theory
observed in nature and which can be supported by
facts, laws and tested hypotheses.
15. Similar structures on different organisms that Homologous structures
suggest they have a common ancestor.
16. The complete set of chromosomes in the cell of karyotype
an organism.
17. A bar code pattern formed from DNA. DNA Profiling
19. The bonds formed between amino acids. Peptide bonds
20. A representation of the number, shape and Karyotype
arrangement of all the chromosomes in the nucleus
of a somatic cell.
21. Openings in the nuclear membrane that allow Nuclear pores
mRNA to leave the nucleus.
22. A tentative explanation of a phenomenon that Hypothesis
can be tested.
23. The distribution of species in different parts of Biogeography
the world.
24. Chromosomes that carry the same set of genes. Homologous chromosomes
25. Two or more alternative forms of a gene at the Allele
same locus.
26. The structure responsible for pulling Spindle fibres
chromosomes to the poles of an animal cell during
cell division.
27. A phase in the cell cycle that occurs before cell Interphase
division.
28. A diagrammatic representation showing Phylogenetic diagram/
possible evolutionary relationships among different Cladogram
species.
29. The type of vision shared by apes and humans Binocular vision
that allows for depth perception.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller jamielynn. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R100,00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
52928 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now