This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: ________ is demonstrated by the example that the heterozygote HbS HbA, one sickle-cell allele and ... (Read 178 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Aug 11, 2018
________ is demonstrated by the example that the heterozygote HbS HbA, one sickle-cell allele and one normal one, was maintained in some populations as the fittest phenotype for a malarial environment.
 
  A. Mutation
  B. Genetic drift
  C. Phenotypical adaptation
  D. Recombination
  E. Balanced polymorphism

Question 2

________ describes the process that allows the selection of certain traits of one sex because of advantages they confer in winning mates.
 
  A. Mitosis
  B. Genotype
  C. Directional selection
  D. Sexual selection
  E. Independent assortment


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Aug 11, 2018
Answer to Question 1

E

Answer to Question 2

D


sdfghj

  • Member
  • Posts: 552
Reply 2 on: Aug 11, 2018
YES! Correct, THANKS for helping me on my review

Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Structure of cellulose, the main macromolecule of the primary cell wall Structure of cellulose, the main macromolecule of the primary cell wall
Browning and Gunning demonstrated that placental transfer tissues increase plant reproductive succes Browning and Gunning demonstrated that placental transfer tissues increase plant reproductive succes
Major parts of a cell. Major parts of a cell.
Erythrocytes in sickle-cell disease Erythrocytes in sickle-cell disease
Typical photovoltaic cell Typical photovoltaic cell
A generalized animal cell A generalized animal cell
Video: Acid-base imbalances - compensation of metabolic acidosis and alkalosis

For a complete list of videos, visit our video library