An ultrasound machine is being used to try to identify potential kidney stones. The machine is working properly an no kidney stones are found. Which statement best describes this situation?

What types of antigen do mature t cells normally not recognize?

Creates offspring that are genetically identical to a single parent

True or false: If a product has no added sugar, it is also sugar-free.

How could you calculate the speed of a snail or cheetah? Speed just takes distance and time into account. How might direction be considered as well?

What are the chances that a cross between a black chicken in a white chicken will result in a blue offspring?

Soapberry bugs are small relative to their host plants, and the bugs vary in their abilities to disperse. Although they have wings, many soapberry bugs have developed flight muscles and walk more often than they fly.

Why did early scientists call interphase the resting stage?

You are given two sample tubes, each containing a white powder: your task is to determine if these powders are pure substances and two samples of same substance. briefly describe your strategy for completing your task.

What have you learned about heredity and genetics that could support?

1. If the sequence on a DNA molecule was CCTAG, the complementary sequence on the mRNA would be: GGAUC GGUTC GGATC UUATU