The concept of nuclear equivalence states that:a
all of the somatic cells in an adult organism have the same genes.
b. the genes of the individuals of the same species are exactly the same.
c. as cells mature, unneeded genes are lost.
d. the nuclei of all organisms are the same.
e. nuclei of individuals of the same species are the same size.
a
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Nematode worms and annelid worms share which of the following features?
A) a digestive tract with two openings (a mouth and an anus) B) molting C) presence of a circulatory system D) presence of segmentation E) absence of species with parasitic lifestyles
Pyrite (FeS2) is common in bituminous coal and metal ores and is a critical component of the microbial leaching of ores and acid mine drainage
Indicate whether the statement is true or false.
With __________, offspring inherit the same number and kinds of genes from one parent. Fill in the blank(s) with the appropriate word(s)
Arsenic poisoning can lead to organ failure and death. Though arsenic can inhibit or interfere with a number of cellular enzymes, arsenic poisoning is thought to be mainly due to indirect inhibition of enzymes involved in both pyruvate oxidation and the Citric acid cycle. As a result, this compound must be able to enter which cellular compartment?
A. The intermembrane space of the mitochondria B. The cytoplasm C. The endoplasmic reticulum D. The nucleus E. The mitochondrial matrix