Which of these are the correct base pairs in DNA?

adenine and uracil

cytosine and guanine

cytosine and adenine

thymine and guanine

2. when a guest is in anaphylactic shock, it is important for at least one employee to have someone stay with the guest. look for an epipen. drive the guest to a hospital. identify the food that caused the reaction.

What is light pollution? and how does it affect astronomers?

G6PD deficiency is an X-linked recessive disorder. When people who have this disorder eat fava beans, they have a dangerous acute reaction in which a large number of their red blood cells rupture. A mother has the disorder; the father does not.

When a cat drop from a trees to the grounds the conversation of what

Mendel hypothesized that gametes have only one factor or allele for each inherited trait. This hypothesis is supported by the observation that A) diploid cells are produce by meiosis. B) haploid cells are produced by meiosis.

What is not a way in which prokaryotes are useful to humans? A. To synthesize drugs B. To form a symbiotic relationship and obtain ammonia C. To produce foods such as yogurt D. None of the choices

Which worm has eye sockets that are used to detect light? 1) a fluke 2) a marine worm 3) a planarian 4) a tapeworm

True or false Mechanical weathering is more rapid in warm, wet climates

Why are nk cells and t lymphosites effective in fighting viral infections

If a plant has vascular tissue, megaphylls, and seeds, but not flowers, then it is a (n): A. lycophyte B. fern C. bryophyte D. angiosperm E. gymnosperm