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1) In sex-limited inheritance, only one sex shows the trait.  2) In sex-influenced inheritance, the heterozygotes show different phenotypes depending on sex.

The discipline within evolutionary biology that studies changes in allele frequencies is known as ________.

For a sex-linked trait with two alleles, dominant X+ and recessive Xa, one can determine q by knowing the percent of males that exhibit the recessive trait within a population. 

Crossing over occurs specifically during:_________________________________. 

Many species have two representatives of each chromosome. In such species, the characteristic number of chromosomes is called the ________ number. It is usually symbolized as ____.

The lock on your apartment door is broken, but when you come home, you are not aware that it is broken. You put your key in the door like you always do to unlock it, but your door does not unlock. When you realize you cannot unlock your door, you start engaging in behaviors you have not engaged in before such as putting the key in and attempting to turn it the opposite way, pushing the door in with your shoulder while putting the key in, and attempting to use your credit card get the lock unstuck. This is an example of which of the following secondary effects of extinction? 

You have never done the “Cha-Cha Slide”, but at a wedding, your friends drag you on to the dance floor when the song comes on. You are able to participate in the dance by imitating your friends’ moves. This situation represents an example of a/an:

You are working with a child who is engaging in kicking behavior because it results in them being taken out of the room and away from work demands. You implement a differential reinforcement procedure where the child will no longer be able to escape from work demands for kicking, but will be able to request a break from work by presenting a break card to the teacher. This is an example of: 

A student is running through the school hallways on a daily basis and staff are worried that they are going to fall and hurt themselves. You propose the use of a differential reinforcement procedure where staff members will provide reinforcement for walking behavior, because the two behaviors (walking and running) cannot happen at the same time. This is an example of:

Which of the following schedules of reinforcement (depicted below) yields a “stop-and-go” pattern of responding with post-reinforcement pauses?