What element does this atom belong to?

A. boron

B. lithium

C. sodium

D. More information is needed

Human blood type is determined by multiple alleles (A, Band O). what ratio would result from a cross between a man with homozygous type A blood and a woman with type O blood?

Why is it important that a cell maintain homeostasis?

You prepare an agar plate by spread plating & place an antibiotic disk in the middle of the plate. After incubating for a day at 37 degrees C, there are no bacteria on the plate.

If a purple flower is dominant and a red flower color is recessive how many phenotypes are possible in offsprings of homogeneous purple (PP) crossed with homozygous red (pp)

Why do offspring usually appear similar to their parents?

Your alien friend from planet Xenon is visiting and wants to learn how to breed pea plants. You show your friend a recent batch of pea plants with purple flowers that you grew by crossing plants that had purple flowers with plants that had white

The green stem ant has three (autosome) chromosomes. During meiosis, chromosome 1 and 3 separate normally, but chromosome 2 homologs do not separate during meiosis I. Meiosis II happens normally. What will the resulting cells of meiosis look like?

A population is growing at a rate of 2,4,8, 16, 32. Which type of growth does this describe?

Which epithelial tissue type is most often found lining large ducts, such as those of the salivary glands or pancreas?

Evolution led to certain fishes, such as lung fishes to adapt to terrestrial mode of life. These fishes were the ancestors of modern amphibians. Which evolutionary mechanism is represented by this example?