Why were the first living things on Earth only anaerobic bacteria?

A woman that is homozygous recessive (bb) for blue eyes and a man that is heterozygous (Bb) for brown eyes have a child. Based on what you have learned about genotypes and phenotypes in regards to genetic alleles, answer the following questions: 1.

Why is it important that a membrane separate the cellular regions on either side of an ATP synthase molecule in order for protein to preform it's function?

Which of the following describes a relationship of mutualism? A. A tapeworm latches itself in the intestines of a rat, feeding off all the nutrients eaten by the rat. B. A polar bear catches a seal for dinner. C.

Which is a difference between bacteria and viruses that show that bacteria are living organisms and viruses are not a bacteria are made of cells b bacteria use binary function c bacteria contains dna

In anxiety disorders, the dominant moods are

As wind travels across the water's surface, it pushes against the water, and energy in the wind is absorbed by the water. What does the interaction between the wind's energy and the water form?

The enzyme that is used to join complementary dna nucleotides together is

Choose which way of evolution caused the FQ antibiotic resistance.

Determine the ionic characteristics of this element. calcium

The first step in the catabolism of amino acids is the removal of the nitrogen as ammonia, forming a keto acid that can enter one of the carbon catabolic pathways.