The oldest eukaryotic fossils are from

Explain how chromosome number is manipulated by meiosis and sexual reproduction.

Which type of heat transfer takes place in a vacuum?

Unlike sexual reproduction, vegetative reproduction A. needs gametes. B. requires flowers. C. produces offspring by mitosis. D. is dependent on fertilization.

Which category best describes the following sentence? can kangaroos walk on all four legs A. declarative B. interrogative C. imperative D. exclamatory

Which brain-scanning technique below is correctly matched with its description?

How would a significant increase in the amount of cholesterol molecules affect the diffusion of water across the membrane

Is knowing the abo blood type of a potential blood donor enough to determine a suitable match? explain your answer?

Identify key features of a scientific lab

Select all the correct answers. Which two characteristics of living things do viruses exhibit? They have genetic material. They increase in size over time. They are made up of a single cell. They eliminate waste. They reproduce.

Why do milk move in diffusion