Scientists have recently modified the bacteria that cause tooth decay by inserting a fragment of DNA into the bacteria's DNA that prevents it from producing lactic acid. What is the new DNA called?

Compare the chromosomes of a diploid cell to a collection of she's in a closet. How are they similar? What would make the shoe collection comparable to the chromosomes of a haploid cell

The concentration of ions in the chemical environment surrounding the neurons must be tightly regulated for neurons to function properly.

Methane gives which planets their blue-green color

Rabbits can inherit alleles that cause them to have fur, and they can inherit alleles that cause them to be without fur (naked). A rabbit inherits one of each of these alleles, and the rabbit has a full fur coat.

Explain long term immunity in 3 to 4 sentences

A green house may be used to control temperature and carbon dioxide. True False

A healthy weight for an individual should not be based exclusively on weight, but on: select one: a. amount of lean body tissue. b. energy intake versus energy expenditure. c. body size of family members. d.

Do plant cells have mitochondria? yes or no

Antarctica is covered in ice. which of the following would you expect to be true of Antarctica? A. The ice is immune to insolation B. The ice has no heat capacity C. The ice has a high albedo D. The ice reflects no radiation

Mateo eats his breakfast and his gi tract will now begin the process of digesting and absorbing the nutrients from this meal. what is the order in which each of the organs of the gi tract will work to achieve this process?