Which of the following species of hominin is the most recent to have become extinct?
A) Homo erectus B) Homo neanderthalensis
C) Homo ergaster D) Homo habilis
Answer: B
You might also like to view...
Waxy coatings, such as those found on skin, hair, and feathers of some animals and the cuticle of some plants, are
commonly used by living organisms for protection against water loss and for lubrication. Such waxes are considered to be a type of ____.
a. triglyceride b. steroid c. neutral lipid d. phospholipid
e. fatty acidThe inner mitochondrial membrane contains numerous inward folds called cristae, which greatly increase the surface area of this membrane. Because ATP is produced on the inner mitochondrial membrane, cristae enhance the ability of the mitochondria to generate ATP. What structure can be thought of as similar to these cristae?
A. Cartilage B. Bronchiole C. Finger-like projections of a human's small intestine D. Spiracle
The following pedigree is following the inheritance of an autosomal recessive disorder. Which individuals MUST be heterozygotes?
a) Only 1, 2, 5 and 6 b) Only 1 and 2 c) Only 4 and 8 d) Only 1, 2, 3, 5 and 6
The chemiosmotic theory explains
A) the phosphorylation of ADP. B) the electron transport chain. C) the differences between inner and outer mitochondrial membranes. D) the source of energy for formation of mitochondrial ATP. E) aerobic respiration.