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7 search results

Mendelian Genetics Using Monohybrids icon
Mendelian Genetics Using Monohybrids

Resource ID: TXLSR4.002
Grade Range: 9
Subject: Science

Students will work collaboratively through a fictitious, real-world scenario to determine the probability of each breeding pair of dogs producing offspring with the desired trait for a fictitious client.

Proving an Ecosystems Health Through Succession icon
Proving an Ecosystem’s Health Through Succession

Resource ID: TXLSR11.020
Grade Range: 9
Subject: Science

Students engage in viewing day three of ecosystem changes in lab groups to determine if the ecosystem is healthy or unhealthy based on scientific data and factors.

 Demonstration and Analysis of Dihybrid Crosses icon
Demonstration and Analysis of Dihybrid Crosses

Resource ID: TXLSR10.005
Grade Range: 10
Subject: Science

The students will review related vocabulary, watch the teacher model a dihybrid cross, and then perform a dihybrid cross and answer questions about the outcomes with a partner.

Producing Plump Produce icon
Producing Plump Produce

Resource ID: TXLS106
Grade Range: 9
Subject: Science

In collaborative groups, the students investigate the transport of water within potato cells placed in various tonicity solutions.

Teacher explains the task to the students

Energy Transfer in an Ecosystem icon
Energy Transfer in an Ecosystem

Resource ID: TXLS075
Grade Range: 9
Subject: Science

All matter contains energy. Energy can be transferred from one object to another. Energy transformation can occur through the conversion of energy from one form to another. Energy is never created nor destroyed; it is always transferred and/or transformed. Students will demonstrate how energy is transformed and transferred in an ecosystem. To do this, students will create energy pyramids by stacking cups that represent organisms and available amounts of energy. Students will graph and analyze the data.

Students working on the task

Plant Parts and Function icon
Plant, Parts, and Function

Resource ID: TXLS130
Grade Range: 9
Subject: Science

Students use prior knowledge of body systems as they make connections to systems in plants. Students learn that some plant systems have similar functions as the respective animal systems. The lesson highlights the following systems in plants: root system, shoot system, vascular system, and reproductive system.

Whats the Verdict An Investigation of Herbicide Drift on Grapevines icon
What’s the Verdict? An Investigation of Herbicide Drift on Grapevines

Resource ID: TXLSR14.055
Grade Range: 9
Subject: Science

Students will investigate the possible effects of herbicide drift on grape production by making inferences from an article about a local vineyard and using various experimental materials.

Students demonstrate their experiment design

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