« previous next »

Author Question: Which variables define the ecological life history of a species? A) the age at w (Read 748 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Oct 27, 2013
Which variables define the ecological life history of a species?
A) the age at which reproduction begins, frequency of reproduction, and the number of offspring for each reproductive episode
B) the ratio of females to males, the length of the breeding season, and the number of offspring for each reproductive episode
C) the number of offspring produced over a lifetime by a breeding pair and the survivability of the offspring
D) timing breeding sessions with optimal environmental conditions and the number of offspring produced during each breeding session
E) the amount of parental care given after birth, the number of reproductive episodes per year, and the number of years females are capable of producing viable offspring


Celeste

  • Hero Member
  • Posts: 588
Reply #1 on: Aug 9, 2019
A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Basic overview of energy and human life. Basic overview of energy and human life.
1–12 Elements essential to animal life and health 1–12 Elements essential to animal life and health
Laminaria Life Cycle Laminaria Life Cycle
Major Events in the History of Psychology (2 of 6) Major Events in the History of Psychology (2 of 6)
Invasive species and the biodiversity loss Invasive species and the biodiversity loss
History History
Video: Passive Smoke Exposure

For a complete list of videos, visit our video library