Which of the following statements is true? All mammals give birth to live young.
Mammal babies are weak and dependent on their mothers.
Mammal babies go through a larval stage.
Mammals reproduce using mitosis and budding.

What is the next step in muscle contraction after the actin changes shape? (apex)

What if the yeast were extremely active and produced more than 100ml gas. would you know? why/why not

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars