True or False

Certain antibiotics have become ineffective against certain strains of bacteria. These bacteria have developed a resistance, which may be passed on from one generation of bacteria to the next.

Four students collected data for the length of an object. Student 1 5.5 Student 2 5.6 Student 3 7.8 Student 4 8.1 Which statement correctly describes the students' data? If the actual value is 5.

How is the nervous system able to respond to changes in the environment so quickly?

Climbing to the top of mt. whitney in california, what would you expect to happen to the temperature on the mountain as you ascend?

What defines an ecosystem?

What allows scientists to predict future climate change with some sense of accuracy?

A certain cell continues to divide uncontrollably. Which of it's genes is likely mutated?

Are these genotypes or are these phenotypes? A. Green B. KK C. Blue eyes D. Purple flower E. Jj F. dd

1. Where are your genes found? your alleles your cytoplasm your ribosomes your chromosomes 2. What is the shape of DNA called? nucleotide double helix chromosome ribonucleic acid 3.

Which of the following provides nutrients to a developing embryo, passes wastes into the mother's blood for disposal and forms tissuses of both the mother and the embryo? A.) placenta B.) umbilical cord C.) amniotic or D.) all of the above

Facilitated diffusion can be described as the favorable movement of one solute down its concentration gradient being coupled with the unfavorable movement of a second solute up its concentration gradient. True or false?