The work of Schleiden and Schwann can be summarized by saying that

a.

all plants are made of cells.

b.

all animals are made of cells.

c.

plants and animals have specialized cells.

d.

all plants and animals are made of cells.

Oxygen is carried by the blood stream to the cells if there is more oxygen in the blood coming from the lungs, and less in the body's cell what cellar process will move the oxygen into the body cell

For the human body to function correctly, the right amount of sugar must be present in the blood. Several hormones are produced by the body as part of a mechanism to counteract changes in blood sugar so that the amount of sugar remains relatively

Why would a life scientist study a non-living thing like a lame or a rock? idk

How does the chance of a coin landing on each side compare to the chance that a gamete cell will receive a particular gene at meiosis?

Which organisms eat only plants? O A. Detrivores O B. Secondary consumers O C. Autotrophs O D. Primary consumers

Where is fresh water found? Select three options, rivers oceans ice sheets water vapor coastal wetlands

A mineral that breaks along one or more straight lines exhibits which property ФωФ

Which of the following is a biotic factor? a. Parasites b. Sun c. Soil d. Temperature

When nucleotide sequence of the cell's DNA becomes altered it causes what

Factors that can alter the level of expression of a gene include Check All That Apply an increase in l temperature. an increase in salinity. exposure to UV radiation. presence of particular energy substrate.