Why Isn't Life Immortal? - Lesson Plan

Why Isn't Life Immortal? - Lesson Plan

Assessment

Interactive Video

Biology, Chemistry, Science

6th - 9th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video explores the fascinating aspects of life, focusing on metabolism and aging. It explains the processes of anabolism and catabolism, and how metabolism is the sum of these processes. The video discusses theories of aging, such as the rate of living hypothesis and oxidative stress hypothesis, and their limitations. It also highlights species with long lifespans and the concept of immortality in nature, including sponges and the immortal jellyfish. The relationships between metabolism and aging are complex, with ongoing research adding to our understanding.

Read more

7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process called where larger molecules are broken down into smaller ones, releasing energy?

Anabolism

Photosynthesis

Catabolism

Metabolism

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which hypothesis suggests that organisms have a fixed amount of energy, and using it faster leads to a shorter lifespan?

Biological clock hypothesis

Telomere attrition hypothesis

Rate of living hypothesis

Oxidative stress hypothesis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are free radicals, according to the oxidative stress hypothesis?

Antioxidants that prevent aging

Proteins that repair DNA

Destructive versions of oxygen atoms

Stable molecules that support cell growth

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is telomere attrition?

The process of cell division

The shortening of a specific chromosomal region

The increase in metabolic rate with age

The lengthening of chromosomes over time

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which species is known for its ability to revert between adult and juvenile stages, potentially indefinitely?

Hydrozoan Teratopsis nutricula

Giant tortoise

Ocean quahog

Greenland shark

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common feature of species that are considered potentially immortal?

They can regenerate or reorganize their cells

They age rapidly

They have no stem cells

They have a fixed lifespan

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a species known for its long lifespan?

House cat

Hydra

Giant tortoise

Bowhead whale