Darwin's theory predicts that variations can eventually produce a new species. Yet, scientists have never actually seen one living species give rise to another. Explain why not.

Which body in the inner solar system has the densest atmosphere?

One layer contains cells that are tightly compacted together while the other layer has loosely arranged cells. the cells in both layers contain many chloroplasts. based on this information, you determine the tissue is

During mitosis, replicated chromosomes are positioned near the middle of the cytoplasm, then they are segregated so that each daughter cell receives a copy of the original DNA true false

An organism like a green plant that can make its own food is called what?

Enolase is an enzyme that catalyzes one reaction in glycolysis in all organisms that carry out this process. The amino acid sequence of enolase is similar but not identical in the organisms.

Both mother and father contribute the same number of chromosomes to the child they produce. Neither normally contributes more than the other. a. True b. False

How long does weed stay in a skinny person's system

Describe how personality plays a role in exercise, sport, and athletic competition.

How long does it take for sperm to recover?

What is the causative agent of Q fever? Coxiella burnetii Chlamydophila psittaci Mycoplasma pneumoniae Streptococcus pyogenes