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Published on February 13, 2008

Author: smp3

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Life Sciences

Agenda Introduction to Module B GM Foods Comprehension Timed practice Vocabulary David Porter Unit 5 Vocabulary Sheet 5 Grammar The Passive Voice

Introduction to Module B

GM Foods Comprehension

Timed practice

Vocabulary

David Porter Unit 5

Vocabulary Sheet 5

Grammar

The Passive Voice

Some pointers When giving a list as your answer, give the heading first before giving the list ensure consistency in verb forms

When giving a list as your answer,

give the heading first before giving the list

ensure consistency in verb forms

Vocabulary

Vocabulary David Porter Unit 5 In groups of 3/4, complete the questions in the exercises within the time given. Once time is up, please pass the question paper to the next group. Each group will submit their answers to all exercises. Vocabulary Sheet 5 p.23 Work out meaning & usage with partner.

David Porter Unit 5

In groups of 3/4, complete the questions in the exercises within the time given.

Once time is up, please pass the question paper to the next group.

Each group will submit their answers to all exercises.

Vocabulary Sheet 5 p.23

Work out meaning & usage with partner.

The Passive Voice

Someone locks the office every morning. The office is locked every morning. Someone has invited Sarah to the party. Sarah has been invited to the party. We use the passive when we are not interested in who or what does something The factory was painted during the war. Sarah has been invited to the party. I made a mistake. A mistake was made . We also use the passive when we do not want to say who or what does something Compare

Compare The accident involved two vehicles. Focus is on the accidents Active Two vehicles were involved in the accidents. Focus is on the vehicles Passive

The accident involved two vehicles.

Focus is on the accidents

Active

Two vehicles were involved in the accidents.

Focus is on the vehicles

Passive

Compare Nick and John were caught fighting by the principal. Focus is on Nick and John being caught Passive The principal caught Nick and John fighting. Focus is on the principal catching the fight Active

Nick and John were caught fighting by the principal.

Focus is on Nick and John being caught

Passive

The principal caught Nick and John fighting.

Focus is on the principal catching the fight

Active

When to use the Passive Voice? p.10 Science fields : chemistry, biology, physics, math, computer science. Medical fields : patient records, medical journals. Legal fields : client records, proceedings, notes.

Science fields : chemistry, biology, physics, math, computer science.

Medical fields : patient records, medical journals.

Legal fields : client records, proceedings, notes.

Why use Passive Voice? Let the facts stand on their own! Removes some accusations of bias (who did it, how many did it.) Enhances objectivity, taking the actor (i.e., the researcher) out of the action (i.e., the research). Presents an "air" or feeling of logic.

Let the facts stand on their own!

Removes some accusations of bias (who did it, how many did it.)

Enhances objectivity, taking the actor (i.e., the researcher) out of the action (i.e., the research).

Presents an "air" or feeling of logic.

Why use Passive Voice? BUT , can lead to awkward and confusing sentence structures and is generally considered less engaging (i.e., more boring) than the active voice. SO , most general style guides recommend only sparing use of the passive voice. Lab Report & Scientific Writing p.8

BUT , can lead to awkward and confusing sentence structures and is generally considered less engaging (i.e., more boring) than the active voice.

SO , most general style guides recommend only sparing use of the passive voice.

Lab Report & Scientific Writing p.8

Some Pointers Avoid starting sentences with "I" or "we": This pulls focus away from the scientific topic at hand. Minimize the use of the first person as the first word and subject of sentences. It easily becomes monotonous. Clear antecedent for “we”.

Avoid starting sentences with "I" or "we": This pulls focus away from the scientific topic at hand.

Minimize the use of the first person as the first word and subject of sentences. It easily becomes monotonous.

Clear antecedent for “we”.

A cracker is wanted by Polly.

Practice p.10 Our team successfully performed the first liver transplant in a rabbit. The first liver transplant in a rabbit was successfully performed by our team.

Our team successfully performed the first liver transplant in a rabbit.

The first liver transplant in a rabbit was successfully performed by our team.

Practice p.10 The research team at Xeno University did not draw the correct conclusions from their data which actually shows that life is supportable on Mars under very limited conditions. The correct conclusions from the data which shows that life is supportable on Mars under very limited conditions was not drawn by the research team at Xeno University.

The research team at Xeno University did not draw the correct conclusions from their data which actually shows that life is supportable on Mars under very limited conditions.

The correct conclusions from the data which shows that life is supportable on Mars under very limited conditions was not drawn by the research team at Xeno University.

Practice p.10 I did this experiment several times. Each time I got the same results. After the last time, I was convinced that I was right. The new bacteria must have caused all the problems we found in our patients. The procedure was repeated until there was certainty regarding the results. The problems encountered by the patients were caused by the bacteria.

I did this experiment several times. Each time I got the same results. After the last time, I was convinced that I was right. The new bacteria must have caused all the problems we found in our patients.

The procedure was repeated until there was certainty regarding the results. The problems encountered by the patients were caused by the bacteria.

Practice p.10 Mad Maximillan is 86 years old today which makes him the longest surviving head transplant patient. The longest surviving head transplant patient is considered to be Mad Maximillan who is 86 years old today.

Mad Maximillan is 86 years old today which makes him the longest surviving head transplant patient.

The longest surviving head transplant patient is considered to be Mad Maximillan who is 86 years old today.

Sorry to keep you waiting. A cigarette was smoked and a book was read while waiting." It is nothing.

 

Vocabulary Sheet 5 p.23 Traits A distinguishing feature, as of a person's character. A genetically determined characteristic or condition

Traits

A distinguishing feature, as of a person's character.

A genetically determined characteristic or condition

Vocabulary Sheet 5 p.23 Retard To cause to move or proceed slowly; delay or impede.

Retard

To cause to move or proceed slowly; delay or impede.

Vocabulary Sheet 5 p.23 Contact A coming together or touching, as of objects or surfaces.

Contact

A coming together or touching, as of objects or surfaces.

Vocabulary Sheet 5 p.23 Compound To combine so as to form a whole; mix. To produce or create by combining two or more ingredients or parts:

Compound

To combine so as to form a whole; mix.

To produce or create by combining two or more ingredients or parts:

Vocabulary Sheet 5 p.23 Diffuse To pour out and cause to spread freely. To spread about or scatter; disseminate. To become widely dispersed; spread out

Diffuse

To pour out and cause to spread freely.

To spread about or scatter; disseminate.

To become widely dispersed; spread out

Vocabulary Sheet 5 p.23 Homogeneous Of the same or similar nature or kind. Uniform in structure or composition throughout.

Homogeneous

Of the same or similar nature or kind.

Uniform in structure or composition throughout.

Vocabulary Sheet 5 p.23 Category A specifically defined division in a system of classification; a class.

Category

A specifically defined division in a system of classification; a class.

Vocabulary Sheet 5 p.23 Within a radius

Within a radius

Vocabulary Sheet 5 p.23 Radius/radium A circular area measured by a given radius

Radius/radium

A circular area measured by a given radius

Vocabulary Sheet 5 p.23 Intersect To cut across or through. To form a cross. To cut across or overlap each other.

Intersect

To cut across or through.

To form a cross.

To cut across or overlap each other.

Vocabulary Sheet 5 p.23 Rudimentary Of or relating to basic facts or principles; elementary. Being in the earliest stages of development.

Rudimentary

Of or relating to basic facts or principles; elementary.

Being in the earliest stages of development.

Vocabulary Sheet 5 p.23 Abstract Considered apart from concrete existence. Not applied or practical; theoretical. Difficult to understand; abstruse.

Abstract

Considered apart from concrete existence.

Not applied or practical; theoretical.

Difficult to understand; abstruse.

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