Science Notebook - Student Edition

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Skim Section 1 of the chapter. Write two questions that come to

mind from reading the headings and the illustration captions.

1.

2.

Use your book or dictionar y to define metabolic rate.

Write the correct vocabular y term in the left column for each

definition below.

produces and secretes milk that nourishes developing young

sheet of muscle located beneath the lungs that separates the chest

cavity from the abdominal cavity; its contraction and relaxation

allows air to move into and out of the lungs

highly folded outer layer of the cerebrum; responsible for

coordinating conscious activities, memory, and ability to learn

part of the brain responsible for balance and coordinating movement

group of cells that secretes fluid to be used elsewhere in the body

saclike muscular organ in which embryos develop

organ that provides food and oxygen to and removes waste from

the developing young

amount of time the young stay in the uterus until they are born

Define retain to show its scientific meaning.

Mammals

Section 30.1 Mammalian Characteristics

Main Idea

New

Vocabulary

Review

Vocabulary

metabolic rate

retain

306 Mammals

Academic

Vocabulary