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creativ13 [48]
3 years ago
7

1. What were the conditions on the planet when life began?

Biology
1 answer:
Marianna [84]3 years ago
8 0

Answer: The early Earth had no ozone layer and was probably very hot. The early Earth also had no free oxygen. Without an oxygen atmosphere very few things could live on Earth. Anaerobic bacteria were probably the first living things on Earth.

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In pea plants, the allele for yellow seeds (Y) is dominant over the allele for green seeds (y). Describe the genotypes and pheno
Phoenix [80]

Homozygous Dominant: YY

- A pure yellow pea pod

Homozygous Recessive: yy

- A pure green pea pod

Heterozygous: Yy

A yellow pea pod.


Recessive traits are only displayed when the genotype contains two recessive alleles.

6 0
4 years ago
Read 2 more answers
These are specialized cells that can survive in harsh conditions. What are they called?
Tomtit [17]

Answer:

If this is wrong im very sry, but i belive the answer is white blood cells

Explanation:

These are the cells that fight off infections and bactieria that is not sopposed to be in the human body, or any other living creature.

4 0
4 years ago
Define the term tissue as used in this passage.
Ugo [173]
An aggregate of cells in an organism that have similar structure and function.
8 0
3 years ago
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Do living cells ever run out of energy ? Explain.
Nataliya [291]

Explanation:

Cellular Metabolism

The living cells of every organism constantly use energy to survive and grow. Cells break down complex carbohydrates into simple sugars that the cell can use for energy. Muscle cells may consumer energy to build long muscle proteins from small amino acid molecules.

8 0
3 years ago
Darwin’s influence on modern scientific inquiry is largely (i)_______ ; yet while Darwin’s ideas inform fields as disparate as g
Phoenix [80]

Answer:

The answer is C) un-contested, appropriating

Explanation:

Although Darwinian ideas are purely biological and scientific, they have aided theoretical research in other sciences as well, psychology, in particular. The theory of evolution does not only explain the evolution of the human body, but also that of the brain. The brain's psychological mechanisms and the behaviors they produce can largely be understood through Darwin's theories; the theories of natural and sexual selection have directed much of psychological research.

In general, scientists accept Darwin's theories but in specific fields, such as social psychology and neuroscience, scientists have formulated surprising explanations using Darwinian ideas.

6 0
4 years ago
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