Biology
Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
bartleby

Concept explainers

bartleby

Videos

Textbook Question
Book Icon
Chapter 55, Problem 9TY

In ants, which employ a haplodiploid mating system, the coefficient of relatedness, r, for fathers and sons is equal to

  1. a. 0.
  2. b. 0.125.
  3. c. 0.25.
  4. d. 0.5.
  5. e. 0.75.
Blurred answer
Students have asked these similar questions
Write the definition of the following terms: 1. Semelparous life history 2. Iterous species 3. Senescence 4. Antagonistic pleiotropy 5. Carrying capacity
The pesticide DDT was widely used in the 1940s as a method of insect control. In the late 1950s the first DDT-resistant mosquitoes were discovered, and eventually DDT-resistant mosquitoes were found globally. When DDT is used now, the development of DDT resistance in mosquito populations occurs in months rather than years.Which of the following best explains the observations concerning DDT resistance in mosquitoes?* nd 2 chool The proportion of DDT-resistant mosquitoes in a population remains constant due to O the metabolic costs of DDT utilization DDT is a chemical signal that delays normal reproductive cycles in many mosquito populations. Natural selection favors DDT-resistant mosquitoes that are already present in a population when DDT exposure occurs. Competition for limited resources causes mosquitoes to migrate to geographical areas that have richer supplies of DDT. A population of 1.492 finches is intróduced to a rainforest. Over the next year, the finches show a death rate of…
1a 1b 2a 2b 3a 3b 4a 4b 5a 5b Solitary bat. Colonial bat. >35-cm wingspan 35-cm wingspan <35-cm wingspan. Bat Dichotomous Key Reddish brown colored fur. Light colored fur..... Large, round ears. Short, pointy ears.... Go to 2 .Go to 3 .Hoary bat Go to 4 Big brown bat Go to 5 Seminole bat .Eastern red bat ..Mexican free-tailed bat ...Cave myotis bat Based on the dichotomous key above, what bat is being described? Observed traits: A bat that flew out of a cave containing a colony of bats was noticed to have a very small wingspan (only 20 cm) reddish fur, and pointed ears. Most like bat being observed:
Knowledge Booster
Background pattern image
Biology
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.
Similar questions
SEE MORE QUESTIONS
Recommended textbooks for you
Text book image
Essentials Of Human Development
Biology
ISBN:9781285647357
Author:Kail
Publisher:Cengage
Text book image
Biology (MindTap Course List)
Biology
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Cengage Learning
DIVERSITY IN PLANTS; Author: 7activestudio;https://www.youtube.com/watch?v=uJrks56FQIY;License: Standard YouTube License, CC-BY
Biology- Plant Kingdom - Diversity in Living Organisms - Part 4 - English - English; Author: Bodhaguru;https://www.youtube.com/watch?v=QFgQ74EvfDQ;License: Standard YouTube License, CC-BY