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

Author Question: Which of the following helps to explain why a great percentage of males are conceived than females? ... (Read 53 times)

cnetterville

  • Hero Member
  • *****
  • Posts: 547
on: Jun 22, 2018
Which of the following helps to explain why a great percentage of males are conceived than females?
 
  a. Y-carrying sperm are more resistant to the acidity of the female reproductive tract.
  b. X-carrying sperm reach ova faster than do Y-carrying sperm.
  c. Y-carrying sperm swim faster than Y-carrying sperm.
  d. X-carrying sperm are smaller than Y-carrying sperm.

Question 2

A father's genes determine the sex of an offspring because
 
  a. the mother contributes only Y chromosomes.
  b. the mother's chromosomes have no sex cells.
  c. the father can contribute an X and or a Y chromosome.
  d. the father's chromosomes are dominant.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ambernicolefink

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jun 22, 2018
Answer to Question 1

C

Answer to Question 2

C


cnetterville

  • Member
  • Posts: 547
Reply 2 on: Jun 22, 2018
Thanks for the timely response, appreciate it

cassie_ragen

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

(a) Savanna baboons live in female-philopatric groups, among which males migrate. (b) Chimpanzees li (a) Savanna baboons live in female-philopatric groups, among which males migrate. (b) Chimpanzees li
The Great Wall, near Beijing. The Great Wall, near Beijing.
The Great Spike in World Population Growth The Great Spike in World Population Growth
The percentage of Canadian students in Grades 7 through 12 who used drugs The percentage of Canadian students in Grades 7 through 12 who used drugs
Social scientists have not done well at devising theories to explain lovely romantic moments Social scientists have not done well at devising theories to explain lovely romantic moments
Video: Glucose anabolism reactions: Glycogenolysis and Gluconeogenesis

For a complete list of videos, visit our video library