A group of tissues that work together to perform specific activities for an organism

Dehydration can be a concern in the elderly population. the modified myplate for older adults recommends eight glasses of water per day. what is the ai for water for a 65-year-old male?

Which of these describes the level of organization of the digestive system?

Can you have the flu and bronchitis at the same time

If drummers are playing their drums loudly, what can be concluded about how their hands are moving? a. They must be moving slowly when they hit the drum b. They must be moving quickly when they hit the drum c. They must be tapping the drum softly d.

1. Sitka spruce trees oan have different colored reproductive cones. The breeding trees with green cones can be crossed with true breeding trees with red cones.

What are 2 ways nitrogen becomes usable to plants, humans and animals?

What factor has the greatest effect on species diversity

A scientist inserts a radioactively labeled DNA molecule into a bacterium. The bacterium replicates this DNA molecule and distributes one daughter molecule (double helix) to each of two daughter cells.

Which type of Rights is the most recognizable feature of property rights

If element X has 76 protons, how many electrons does it have