Scientists determind that specific agents produce specific diseases, and many are transmitted by sneezing. What must the droplets contain for a disease to be transmitted by sneezing

A. the disease causing particles
B. cells exposed to the disease
C. toxins released by cells
D. disease specific antibodies

Why is excretion necessary to maintain homeostasis?

Which enzymes break down carbohydrates?

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl