Complete the sentence. around1900, european nations built up their military forces, formed alliances, and expanded their colonial holdings in their efforts to

a. force their enemies to start wars.
b. maintain a balance of power.
c. put a conscription system in place.
d. end the spirit of militarism.

Look at the photo of the leaf. which term best describes this leaf?

Match the following items 1. rr 2. rr 3. identical alleles 4. unlike alleles 5. rr ()homozygous, recessive ()homozygous definition ()heterozygous, dominant cell ()heterozygous definition () homozygous, dominant cell

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.